Original sentence: From 1996 on, a notice stating that the game still works in the year it is played in appears when starting the EXE file.Level codes differ on every machine with a different BIOS
Edited sentence: An interesting feature of this game is that level codes differ on every machine with a different BIOS.From 1996 on, a funny notice stating that the game still works in 2009 (or whatever other year the computers date is set to) appears when starting the EXE file.However, some PC setups with newer hardware and processors may experience problems during gameplay, as is usual when running an older program on a newer configuration.Temporarily turning off CPU's L1 cache may relieve the situation