How long were those prices elevated? I seem to recall the beginning of the upward creep in mid 2017-early 2018 but it's hard to recall. It certainly feels like it's been 4-5 years.

I enjoyed checking the secondary market prices of my 1060 3GB every few months during those years as a repeatable source of shock. GPU prices had incredible staying power for a while there. But now? Now it's time to jump back in, helllooooo RTX