True of older ThinkPads but Lenovo seems to have finally broken them. My current T14s Gen 3 AMD has modern standby problems. Fails to resume from sleep about once a week. Trying to get Lenovo to do something about it.
Windows. I haven't tried installing Linux yet because I wanted to make sure it works with the factory OS first. Other people have issues with GPU drivers in Linux. There's also the issue of the removal of the S3 sleep option in the uefi.