Latest Tumbleweed snapshot has a Mesa bug that causes 50% chance of black screen after login. A few weeks before that Plymouth was broken causing >1 minute boot times. To solve these issues users need to learn how to rollback updates from command line, so it's certainly not a good replacement for Windows.
I know it's rolling release distro but you can't claim "it's rolling release so bugs are expected and it's your fault for using it" and "it's betest and stablest system ever, everyone should use it" at the same time.