diff --git a/hashengine.py b/hashengine.py
index 8272aeb..9609471 100644
--- a/hashengine.py
+++ b/hashengine.py
@@ -4,8 +4,13 @@ class game():
         import sys
         import subprocess
         import pkg_resources
+        import os
         print("initializing hashengine and installing dependencies if missing")
-        required = {'keyboard', 'sounddevice', 'soundfile'}
+        self.linecount = 0
+        if os.name == 'nt':
+            required = {'sounddevice', 'soundfile', 'windows-curses'}
+        else:
+            required = {'sounddevice', 'soundfile'}
         installed = {pkg.key for pkg in pkg_resources.working_set}
         missing = required - installed
 
@@ -16,21 +21,14 @@ class game():
                 print(i)
                 subprocess.check_call([python, '-m', 'pip', 'install', i], stdout=sys.stdout)
         print("done")
-        import os
-        import ctypes
         import string
-        def isAdmin():
-            try:
-                is_admin = (os.getuid() == 0)
-            except AttributeError:
-                is_admin = ctypes.windll.shell32.IsUserAnAdmin() != 0
-            return is_admin
-        if not isAdmin():
-            print("error: hashengine needs to be run as an admin")
-            input("enter to continue...")
-            exit()
         self.osmodule = __import__("os")
-        self.keyboard = __import__("keyboard")
+        import curses
+        self.screen = curses.initscr()
+        self.screen.nodelay(1)
+        self.screen.keypad(True)
+        curses.noecho()
+        curses.endwin()
         try:
             self.sounddevice = __import__("sounddevice")
         except OSError:
@@ -54,19 +52,52 @@ class game():
                 self.map["{}:{}".format(i, f)] = " "
         
         self.objects = []
-    
+
     def round2(self, target):
         from decimal import localcontext, Decimal, ROUND_HALF_UP
         with localcontext() as ctx:
             ctx.rounding = ROUND_HALF_UP
             return Decimal(target).to_integral_value()
+    
+    def getobjbypos(self, x, y):
+        for i in self.objects:
+            if i.x == x and i.y == y:
+                return i
+        return False
+
+    def setobj(self, obj, x, y):
+        for i in range(len(self.objects)):
+            index = i
+            i = self.objects[i]
+            if i.x == x and i.y == y:
+                self.objects[index] = obj
+
+    def calculateupobj(self, y, x, velocity):
+        import curses
+        import time
+        curses.endwin()
+        velocity = abs(velocity)
+        if y >= 2 and y < self.size.lines:
+            if self.getobjbypos(x, y) != False:
+                print("y: {}, x: {}, velocity: {}".format(y, x, velocity))
+                obj = self.getobjbypos(x, y)
+                obj.y += velocity
+                self.calculateupobj(obj.y+(-abs(velocity))-1, obj.x, velocity)
+                return
+            else:
+                return
 
     def update(self):
+        import curses
+        curses.noecho()
+        curses.endwin()
+        temp = self.screen.getch()
         for i in self.pressedkeys:
-            if self.keyboard.is_pressed(i):
+            if temp == ord(i):
                 self.pressedkeys[i] = True
             else:
                 self.pressedkeys[i] = False
+        curses.flushinp()
 
         self.futuremap = self.map.copy()
         for i in self.objects:
@@ -87,8 +118,10 @@ class game():
                 if "{}:{}".format(self.round2(i.y-i.yvelocity), self.round2(i.x)) in self.map:
                     if self.map["{}:{}".format(self.round2(i.y-i.yvelocity), self.round2(i.x))] == " ":
                         i.y -= i.yvelocity
+                        self.calculateupobj(i.y+(-abs(i.yvelocity))-1, i.x, i.yvelocity)
                 else:
                     i.y -= i.yvelocity
+                    self.calculateupobj(i.y+(-abs(i.yvelocity))-1, i.x, i.yvelocity)
             else:
                 i.y = i.targety
                 i.targety = None
@@ -201,5 +234,5 @@ if __name__ == "__main__":
             box.xvelocity = -1
         elif "q" in keys and keys["q"] == True:
             exit()
-        time.sleep(0.05)
+        time.sleep(0.01)