+- [ ] cache manager to work on newer file formats and the way the game will work
+- [ ] 4 button input on joystick stuff
+
+### stuff needs to be done that is realized in 2021:
+- [ ] return to ylookuptable found in wolf3d
+- [ ] clean up existing video system and organize the existing code into a clean library 16_VL and 16_VW
+- [ ] *not sure* return ID engine code variables to their old variables
+- [ ] *again not sure* use doslib's variables for video
+- [ ] find a way to make adaptive tile refresh in p16
+
+### just stuff in general: