The first X1C was shipped in June 2022 (I think from among the Kickstarter recipients).
The P1P went on sale in November 2022.
The A1 went on sale in December 2023.
2 years * 365 days * 24 hours *100% uptime = 17,520 hours
That is good to hear that they are holding up. I like that they are CoreXY printers and an mulling getting one for my next printer, but kindof don't want to mix ecosystems since it is for a side business.