Agreed.
If you don’t make the break now, it won’t get any easier. “It’s not you…, it’s ME” is a phrase that I’ve found particularly useful down the years.
Seriously though, it’s all very well holding hands but if the guy wants to be an affiliate at some point he’s going to have to learn about all this stuff anyway. Better now rather than later.
May not seem like it but you’re actually doing him the biggest favour by cutting him loose.