From Elise Groves (elise_groves), 2020-03-09:
Y2K for the average person: "No big deal. Don't understand why people were so worked up."
Y2K for programmers: "OMG I haven't slept in 4 years. No one will believe how hard we worked to prevent this."
Listen to the experts. Do what they suggest. Denial and panic are both useless.