"my PhD thesis (written in LaTeX) was entirely stored (including diagrams) on two floppy disks"
@Custard [OT]: as a matter of interest, have you ever tried recompiling your thesis on a recent LaTeX version? I sometimes wonder about the longevity of digital formats. I'm guessing markup based systems are probably the safest bet
Coat: mine hosted, in the distant past, a Selectric maths golfball and a set of Rotring pens...