Simple Machine, Hard to Simulate

In the June 2010 issue of Communications of the ACM, as well as the April 2010 edition of the ACM Queue magazine, George Phillips discusses the development of a simulator for the graphics system of the 1977 Tandy-RadioShack TRS-80 home computer.  It is a very interesting read for all interested in simulation, as well as a good example of just why this kind of old hardware is much harder to simulate than more recent machines.

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