> LineageOS already has a degoogled version (afaik, it is the default)
That's understating it; LOS doesn't ship gapps, if you want it you have to get another zip and flash that on top of the OS. Though I suppose that's not quite what some people mean by degoogled; it is worth noting that they don't do things like avoiding use of Google's network connectivity checking.
I recently gave a new live to a Samsung tablet with it