Valuable videos for future reference. Andy has an extensive list of bronze era stuff. Interesting that some of the schematics don't match the PCB in some areas (iirc). I guess observation of the actual board will be necessary at times. Also I remember discussion about considering aging component values and such. I guess simulation will in eye of the beholder to a degree.
I'm hoping couriersud will be back to continue the great work he/she has been doing.
Ahhh, Gran Trak 10. I remember playing that in a mall & in Disneyworld....where the hell did the time go?