Ubuntu is run by Canonical and people have mixed opinions about them. It mostly stems from their insistence on using snaps to run apps when other versions are supposedly faster (flatpack).
I think that's the biggest issue otherwise Ubuntu is fine and I use it on all my VMs.
I'm actually extremely happy that he changed from 104 to 125. Ending on a 4 is such a big no no. We gotta end our tariff values on 0s or 5s so this change has been tremendous. The greatest tariff ever made... Believe me.