ToDo
====

New option to save out as ASCII text file

New ARM and FP timing code, written from scratch!
More accurate calculations of everything

Support for VIDC20 chip

Option to turn ARM600 write buffer & cache on/off

ID for VIDC enhancer, as well as different graphics cards
(G8 in particular - need docs+tester)

Disc I/O performance tests + index

Logarithmic display bars instead of just truncating at
edge of window ...
