I agree with you! Canonical's licensing is the best in the business. I like and use Ubuntu pro at work and use it with my homelab. I just don't love the ads in the terminal.
When IT says that an issue was caused by something someone else did, it's often them just passing the blame around. Source: I am an IT Director.
Imagine: Ubuntu Pro. Oh wait. they sold out already.
One 2.5 in each bedroom, a 5 in the kitchen and a 5 in the rest of the downstairs, a 10 and a 20 in the garage, and then a 20 CO2 for my servers.