Hi Fhub,
Question 1 : The list of computers with H8 bug come from Spacious-Mind :
https://hiarcs.net/forums/viewtopic.php?f=1&t=6021,
so no doubt !
Question 2 : Both are correct, this byte is a dummy byte for checksum control when you power on the computer.
In the new version, it is modified to take account of the patch for H8 bug.
Code:
patch for H8 bug : 3288 : 6b01 fe60 1c19
patch for Fun bug : 505e : 5a00 66d0
66d0 : 7f 52 72 60 41 50 7f 52 72 70 5a 00 50 62
Cordialy,
mychess