Well, I started out with a TI-99/4A back around 1985 or so, then my first REAL PC didn't come until the 6th grade (circa late 1992 - early 1993), which would be a local-brand 386 DX-40 PC, not even sure if it was Intel-based at all... Ran Win 3.1, DOS 5.2 - 6.0, something like that...