There are several 2.0-specific areas where OS changes and enhancements can
cause compatibility problems for some software.

 exec                 timer.device               layers 
 expansion            trackdisk                  graphics 
 strap                cia timers                 fonts 
 dos                  other hardware issues      cli / shell 
 audio.device         intuition                  console 
 gameport.device      preferences 
 serial.device        workbench