

Is it ethical to order a meal, try it, and then refuse to pay for it if you don’t like it, but pay full price through the normal process if you do like it and choose to consume the whole thing? (EDIT: Just to be clear, the preceding is absolutely ethical.)
What you are doing is roughly as ethical as that, even if (your local / the locally enforceable) laws make it a much more severely punished crime.

It’s Free Software; if they want to change the branding, they can fork it. I say fuck the haters of .lol and anime catgirls.
Corpos might get to use our work gratis (since that’s the only way we can make it libre for everyone), but we don’t have to cater to them.