I use ARM VPSes for quite some time and they are pretty performant. They don't have to replace with x86 systems. Linux on ARM is pretty mature and production ready at this point.
Seems like GPUs and RAM/NAND are the problem, and that's a common problem for arm64 and x86
Seems like GPUs and RAM/NAND are the problem, and that's a common problem for arm64 and x86