diff --git a/src/api.ps b/src/api.ps
--- a/src/api.ps
+++ b/src/api.ps
@@ -68,19 +68,19 @@
 (defun call-serv-loc (var-name &rest args)
   (let ((loc-name (get-global var-name 0)))
     (when loc-name
-      (let ((loc (getprop (root locs) loc-name)))
+      (let ((loc (getprop *locs loc-name)))
         (when loc
           (call-loc loc-name args))))))
 
 (defun filename-game (filename)
   (let ((game-name (chain filename (match "(.*/)?([^.]+)(\\.[a-zA-Z]+)?") 2))))
-  (getprop (root games) game-name))
+  (getprop *games game-name))
 
 (defun run-game (name)
   (let ((game (filename-game name)))
-    (setf (root main-game) name)
+    (setf *main-game name)
     ;; Replace locations with the new game's 
-    (setf (root locs) game)
+    (setf *locs game)
     (funcall (getprop game
                       (chain *object (keys game) 0))
              (list))))
@@ -139,11 +139,11 @@
   (setf name (chain name (to-upper-case)))
   (with-frame
       (with-call-args args
-        (funcall (getprop (root locs) name)))))
+        (funcall (getprop *locs name)))))
 
 (defun call-act (title)
   (with-frame
-      (funcall (getprop (root acts) title :act))))
+      (funcall (getprop *acts title :act))))
 
 ;;; Text windows
 
@@ -179,29 +179,29 @@
 ;;; Actions
 
 (defun add-act (title img act)
-  (setf (getprop (root acts) title)
+  (setf (getprop *acts title)
         (create :title title :img img :act act :selected nil))
   (update-acts))
 
 (defun del-act (title)
-  (delete (getprop (root acts) title))
+  (delete (getprop *acts title))
   (update-acts))
 
 (defun clear-act ()
-  (setf (root acts) (create))
+  (setf *acts (create))
   (update-acts))
 
 (defun update-acts ()
   (clear-id "qsp-acts")
   (let ((elt (by-id "qsp-acts")))
-    (for-in (title (root acts))
-            (let ((obj (getprop (root acts) title)))
+    (for-in (title *acts)
+            (let ((obj (getprop *acts title)))
               (incf (inner-html elt) (make-act-html title (getprop obj :img)))))))
 
 (defun select-act (title)
-  (loop :for (k v) :of (root acts)
+  (loop :for (k v) :of *acts
      :do (setf (getprop v :selected) nil))
-  (setf (getprop (root acts) title :selected) t)
+  (setf (getprop *acts title :selected) t)
   (call-serv-loc "$ONACTSEL"))
 
 ;;; "Syntax"
@@ -244,13 +244,13 @@
       (elt slot (getprop slot :indexes index))))
 
 (defun get-global (name index)
-  (elt (getprop (root vars) name) index))
+  (elt (getprop *globals name) index))
 
 (defun kill-var (store name &optional index)
   (setf name (chain name (to-upper-case)))
   (if (and index (not (= 0 index))) 
-      (chain (getprop (root vars) name) (kill index))
-      (delete (getprop (root vars) name)))
+      (chain (getprop *vars name) (kill index))
+      (delete (getprop *vars name)))
   (void))
 
 (defun array-size (name)
@@ -259,28 +259,28 @@
 ;;; Locals
 
 (defun push-local-frame ()
-  (chain (root locals) (push (create)))
+  (chain *locals (push (create)))
   (void))
 
 (defun pop-local-frame ()
-  (chain (root locals) (pop))
+  (chain *locals (pop))
   (void))
 
 (defun current-local-frame ()
-  (elt (root locals) (1- (length (root locals)))))
+  (elt *locals (1- (length *locals))))
 
 ;;; Objects
 
 (defun select-obj (title img)
-  (loop :for (k v) :of (root objs)
+  (loop :for (k v) :of *objs
      :do (setf (getprop v :selected) nil))
-  (setf (getprop (root objs) title :selected) t)
+  (setf (getprop *objs title :selected) t)
   (call-serv-loc "$ONOBJSEL" title img))
 
 (defun update-objs ()
   (let ((elt (by-id "qsp-objs")))
     (setf (inner-html elt) "<ul>")
-    (loop :for (name obj) :of (root objs)
+    (loop :for (name obj) :of *objs
        :do (incf (inner-html elt)
                  (make-obj name (@ obj :img) (@ obj :selected))))
     (incf (inner-html elt) "</ul>")))
@@ -312,12 +312,12 @@
     (setf (@ elt style display) "block")))
 
 (defun finish-menu (loc)
-  (when (root menu-resume)
+  (when *menu-resume
     (let ((elt (get-frame :dropdown)))
       (setf (inner-html elt) "")
       (setf (@ elt style display) "none")
-      (funcall (root menu-resume))
-      (setf (root menu-resume) nil))
+      (funcall *menu-resume)
+      (setf *menu-resume nil))
     (when loc
       (call-loc loc)))
   (void))
@@ -325,16 +325,16 @@
 (defun menu (menu-data)
   (with-sleep (resume)
     (open-menu menu-data)
-    (setf (root menu-resume) resume))
+    (setf *menu-resume resume))
   (void))
 
 ;;; Content
 
 (defun clean-audio ()
-  (loop :for k :in (chain *object (keys (root playing)))
-     :for v := (getprop (root playing) k)
+  (loop :for k :in (chain *object (keys *playing))
+     :for v := (getprop *playing k)
      :do (when (@ v ended)
-           (delete (@ (root playing) k)))))
+           (delete (@ *playing k)))))
 
 (defun show-image (path)
   (let ((img (get-frame :image)))
@@ -406,30 +406,30 @@
 
 (defun stash-state (args)
   (call-serv-loc "$ONGSAVE")
-  (setf (root state-stash)
+  (setf *state-stash
         (chain *j-s-o-n (stringify
-                         (create :vars (root vars)
-                                 :objs (root objs)
+                         (create :vars *vars
+                                 :objs *objs
                                  :loc-args args
-                                 :msecs (- (chain *date (now)) (root started-at))
-                                 :timer-interval (root timer-interval)
+                                 :msecs (- (chain *date (now)) *started-at)
+                                 :timer-interval *timer-interval
                                  :main-html (inner-html
                                              (get-frame :main))
                                  :stat-html (inner-html
                                              (get-frame :stat))
-                                 :next-location (root current-location)))))
+                                 :next-location *current-location))))
   (void))
 
 (defun unstash-state ()
-  (let ((data (chain *j-s-o-n (parse (root state-stash)))))
+  (let ((data (chain *j-s-o-n (parse *state-stash))))
     (clear-act)
-    (setf (root vars) (@ data :vars))
-    (loop :for k :in (chain *object (keys (root vars)))
-       :do (chain *object (set-prototype-of (getprop (root vars) k)
+    (setf *vars (@ data :vars))
+    (loop :for k :in (chain *object (keys *vars))
+       :do (chain *object (set-prototype-of (getprop *vars k)
                                             (@ *var prototype))))
-    (setf (root started-at) (- (chain *date (now)) (@ data :msecs)))
-    (setf (root objs) (@ data :objs))
-    (setf (root current-location) (@ data :next-location))
+    (setf *started-at (- (chain *date (now)) (@ data :msecs)))
+    (setf *objs (@ data :objs))
+    (setf *current-location (@ data :next-location))
     (setf (inner-html (get-frame :main))
           (@ data :main-html))
     (setf (inner-html (get-frame :stat))
@@ -437,21 +437,21 @@
     (update-objs)
     (set-timer (@ data :timer-interval))
     (call-serv-loc "$ONGLOAD")
-    (call-loc (root current-location) (@ data :loc-args))
+    (call-loc *current-location (@ data :loc-args))
     (void)))
 
 (defun state-to-base64 ()
-  (btoa (encode-u-r-i-component (root state-stash))))
+  (btoa (encode-u-r-i-component *state-stash)))
 
 (defun base64-to-state (data)
-  (setf (root state-stash) (decode-u-r-i-component (atob data))))
+  (setf *state-stash (decode-u-r-i-component (atob data))))
 
 ;;; Timers
 
 (defun set-timer (interval)
-  (setf (root timer-interval) interval)
-  (clear-interval (root timer-obj))
-  (setf (root timer-obj)
+  (setf *timer-interval interval)
+  (clear-interval *timer-obj)
+  (setf *timer-obj
         (set-interval
          (lambda ()
            (call-serv-loc "$COUNTER"))
diff --git a/src/intrinsic-macros.lisp b/src/intrinsic-macros.lisp
--- a/src/intrinsic-macros.lisp
+++ b/src/intrinsic-macros.lisp
@@ -17,10 +17,10 @@
 ;;; 3expr
 
 (defpsmacro obj (name)
-  `(in ,name (root objs)))
+  `(in ,name objs))
 
 (defpsmacro loc (name)
-  `(in ,name (root locs)))
+  `(in ,name locs))
 
 (defpsmacro no (arg)
   `(- -1 ,arg))
@@ -31,7 +31,7 @@
   "0.0.1")
 
 (defpsmacro curloc ()
-  `(root current-location))
+  `current-location)
 
 (defpsmacro rnd ()
   `(funcall rand 1 1000))
@@ -123,17 +123,17 @@
   `(api-call enable-frame :objs ,enable))
 
 (defpsmacro countobj ()
-  `(length (root objs)))
+  `(length objs))
 
 (defpsmacro getobj (index)
-  `(or (elt (root objs) ,index) ""))
+  `(or (elt objs ,index) ""))
 
 ;;; 16menu
 
 ;;; 17sound
 
 (defpsmacro isplay (filename)
-  `(funcall (root playing includes) ,filename))
+  `(funcall (@ playing includes) ,filename))
 
 ;;; 18img
 
diff --git a/src/intrinsics.ps b/src/intrinsics.ps
--- a/src/intrinsics.ps
+++ b/src/intrinsics.ps
@@ -15,9 +15,9 @@
 (defun xgoto (target args)
   (setf args (or args (list)))
   (api:clear-act)
-  (setf (root current-location) (chain target (to-upper-case)))
+  (setf *current-location (chain target (to-upper-case)))
   (api:stash-state args)
-  (api:call-loc (root current-location) args)
+  (api:call-loc *current-location args)
   (api:call-serv-loc "ONNEWLOC")
   (void))
 
@@ -186,35 +186,35 @@
 ;;; 14act
 
 (defun curacts ()
-  (let ((acts (root acts)))
+  (let ((acts *acts))
     (lambda ()
-      (setf (root acts) acts)
+      (setf *acts acts)
       (void))))
 
 ;;; 15objs
 
 (defun addobj (name img)
   (setf img (or img ""))
-  (setf (getprop (root objs) name)
+  (setf (getprop *objs name)
         (create :name name :img img :selected nil))
   (api:update-objs)
   (api-call call-serv-loc "ONOBJADD" name img)
   (void))
 
 (defun delobj (name)
-  (delete (getprop (root objs) name))
+  (delete (getprop *objs name))
   (api-call call-serv-loc "ONOBJDEL" name)
   (void))
 
 (defun killobj (&optional (num nil))
   (if (eq nil num)
-      (setf (root objs) (create))
-      (delobj (elt (chain *object (keys (root objs))) num)))
+      (setf *objs (create))
+      (delobj (elt (chain *object (keys *objs)) num)))
   (api:update-objs)
   (void))
 
 (defun selobj ()
-  (loop :for (k v) :of (root objs)
+  (loop :for (k v) :of *objs
      :do (when (@ v :selected)
            (return-from selobj (@ v :name)))))
 
@@ -246,20 +246,20 @@
 
 (defun play (filename &optional (volume 100))
   (let ((audio (new (*audio filename))))
-    (setf (getprop (root playing) filename) audio)
+    (setf (getprop *playing filename) audio)
     (setf (@ audio volume) (* volume 0.01))
     (chain audio (play))))
 
 (defun close (filename)
-  (funcall (root playing filename) stop)
-  (delete (root playing filename))
+  (funcall (getprop *playing filename) stop)
+  (delete (getprop *playing filename))
   (void))
 
 (defun closeall ()
-  (loop :for k :in (chain *object (keys (root playing)))
-     :for v := (getprop (root playing) k)
+  (loop :for k :in (chain *object (keys *playing))
+     :for v := (getprop *playing k)
      :do (funcall v stop))
-  (setf (root playing) (create)))
+  (setf *playing (create)))
 
 ;;; 18img
 
@@ -284,7 +284,7 @@
 ;;; 20time
 
 (defun msecscount ()
-  (- (chain *date (now)) (root started-at)))
+  (- (chain *date (now)) *started-at))
 
 ;;; 21local
 
@@ -303,12 +303,12 @@
 (defun addqst (name)
   (let ((game (api-call filename-game name)))
     ;; Add the game's locations
-    (chain *object (assign (root locs)
-                           (getprop (root games) name)))))
+    (chain *object (assign *locs
+                           (getprop *games name)))))
 
 (defun killqst ()
   ;; Delete all locations not from the current main game
-  (loop :for (k v) :in (root games)
-     :do (unless (string= k (root main-game))
-           (delete (getprop (root locs) k)))))
+  (loop :for (k v) :in *games
+     :do (unless (string= k *main-game)
+           (delete (getprop *locs k)))))
 
diff --git a/src/main-macros.lisp b/src/main-macros.lisp
--- a/src/main-macros.lisp
+++ b/src/main-macros.lisp
@@ -8,8 +8,5 @@
 (defmacro+ps api-call (name &rest args)
   `(,(intern (string-upcase name) "API") ,@args))
 
-(defpsmacro root (&rest path)
-  `(@ data ,@path))
-
 (defpsmacro in (key obj)
   `(chain ,obj (has-own-property ,key)))
diff --git a/src/main.ps b/src/main.ps
--- a/src/main.ps
+++ b/src/main.ps
@@ -1,51 +1,48 @@
 
 (in-package sugar-qsp.main)
 
-(setf (root)
-      (create
-       ;;; Game session state (saved in savegames)
-       ;; Variables
-       vars (create)
-       ;; Inventory (objects)
-       objs (create)
-       current-location nil
-       ;; Game time
-       started-at (chain *date (now))
-       ;; Timers
-       timer-interval 500
-       timer-obj nil
-       ;; Games
-       loaded-games (list)
+;;; Game session state (saved in savegames)
+;; Variables
+(var *globals (create))
+;; Inventory (objects)
+(var *objs (create))
+(var *current-location nil)
+;; Game time
+(var *started-at (chain *date (now)))
+;; Timers
+(var *timer-interval 500)
+(var *timer-obj nil)
+;; Games
+(var *loaded-games (list))
 
-       ;;; Transient state
-       ;; ACTions
-       acts (create)
-       ;; Savegame data
-       state-stash (create)
-       ;; List of audio files being played
-       playing (create)
-       ;; Local variables stack (starts with an empty frame)
-       locals (list)
+;;; Transient state
+;; ACTions
+(var *acts (create))
+;; Savegame data
+(var *state-stash (create))
+;; List of audio files being played
+(var *playing (create))
+;; Local variables stack (starts with an empty frame)
+(var *locals (list))
 
-       ;;; Game data
-       ;; Games (filename -> [locations])
-       games (list)
-       ;; The main (non library) game. Updated by openqst
-       main-game nil
-       ;; Active locations
-       locs (create)))
+;;; Game data
+;; Games (filename -> [locations])
+(var *games (list))
+;; The main (non library) game. Updated by openqst
+(var *main-game nil)
+;; Active locations
+(var *locs (create))
 
 ;; Launch the game from the first location
 (setf (@ window onload)
       (lambda ()
         (#.(intern "INIT-DOM" "SUGAR-QSP.API"))
         ;; For MSECCOUNT
-        (setf (root started-at) (chain *date (now)))
+        (setf *started-at (chain *date (now)))
         ;; For $COUNTER and SETTIMER
         (#.(intern "SET-TIMER" "SUGAR-QSP.API")
-           (root timer-interval))
+           *timer-interval)
         ;; Start the first game
         (#.(intern "RUN-GAME" "SUGAR-QSP.API")
-           (chain *object (keys (root games)) 0))
+           (chain *object (keys *games) 0))
         (values)))
-
diff --git a/src/package.lisp b/src/package.lisp
--- a/src/package.lisp
+++ b/src/package.lisp
@@ -6,11 +6,15 @@
 (defpackage :sugar-qsp.main
   (:use :cl :ps :sugar-qsp.js)
   (:export #:api-call #:by-id
-           #:root #:in
-           #:vars #:objs #:current-location
-           #:started-at #:timer-interval #:timer-obj
-           #:state-stash #:playing #:locals
-           #:acts #:locs #:games))
+           #:in
+
+           #:*globals #:*objs #:*current-location
+           #:*started-at #:*timer-interval #:*timer-obj #:*loaded-games
+
+           #:*acts #:*state-stash #:*playing #:*locals
+
+           #:*games #:*main-game #:*locs
+           ))
 
 (defpackage :code-walker
   (:use :cl)
diff --git a/src/ps-macros.lisp b/src/ps-macros.lisp
--- a/src/ps-macros.lisp
+++ b/src/ps-macros.lisp
@@ -65,13 +65,13 @@
   (walker:walk 'globals body)
   `(progn
      ;; Game object
-     (setf (root games ,name)
+     (setf (@ *games ,name)
            (create))
      ;; Global variables from this game
      (create-globals ,*globals*)
      ;; Locations
      ,@(loop :for location :in body
-          :collect `(setf (root games ,name ,(caadr location))
+          :collect `(setf (@ *games ,name ,(caadr location))
                           ,location))))
 
 (defpsmacro location ((name) &body body)
@@ -104,7 +104,7 @@
                                               :test-not #'eq))))))
     (let ((names (remove-duplicates (mapcar #'first globals))))
       `(chain *object
-              (assign (root vars)
+              (assign *globals
                       (create
                        ,@(loop :for sym :in names
                             :for indexes := (indexes sym)
@@ -169,7 +169,7 @@
     (declare (ignore qspvar))
     (let ((slot `(getprop
                   ,(if (member name *locals* :key #'first)
-                       'locals '(root vars))
+                       'locals '*globals)
                   ,(string-upcase name))))
       (cond
         ((null index)
@@ -192,7 +192,7 @@
 
 (walker:deftransform apply-vars qspvar (name index)
   (let ((slot `(getprop
-                ,(if (member name *locals* :key #'first) 'locals '(root vars))
+                ,(if (member name *locals* :key #'first) 'locals '*globals)
                 ,(string-upcase name))))
     (cond
       ((null index)