#1 - July 24, 2018, 1:20 p.m.
i'll kick it off with:
Texas Instruments TI-99/4A
https://en.wikipedia.org/wiki/Texas_Instruments_TI-99/4A
bonus info: It would get so warm, that i had to take breaks for it to cool down as it would just freeze up! <- wording for the pun.
yes, i am quite old :P