My hardest bug ever was also hardware related. Back in 1998, I was working on a game called "Trucks". When playing with the network, I noticed that the game was

My hardest bug ever was also hardware related. Back in 1998, I was working on a game called "Trucks". When playing with the network, I noticed that the game was sometimes desynchronized. To understand the problem, I had to save tons of logs and manually compared them, in order to find what happened. After a large effort, I discovered that some floating-point values were different. Then, I realized that some of our computers were Pentium with the FDIV bug.