It was not a hoax. We reprogrammed millions of EPROMS to fix Y2K issues. Worked 24 hour shifts at Arrow Electronics programming center.
Yes, hucksters made a lot of $$ on hyping the crap out of it, but the problem was real. A lot of people worked hard to avoid the doom. You’re welcome.
I’m in Telecom and was at the time as well as on the computer company at one point
Nothing happened that was catastrophic or of any note