Just dropping a line to say two things really:
1. OpenAL
2.
linux users shouldn't need user-friendliness, they're all super-geeks anyways.
That wasn't entirely true when I started out, but now I'd have to almost agree. Ever since I stopped using a mouse for most things and replaced it by Ctrl + Alt + t and Alt + F2 with the ls, top, cat and similar reflexes - windows feels ancient