erm... afaik it seems to have worked. Shows up in my steam list. Got the humble bundle gift email. Clicked received

edit: click link again, says already received. So it all looks good

edit2: so hyped to have this game :p used to have it on cd back in the day when i was a kid, which is long gone lol. Now ill just have to deal with not being able to play it without a joystick lol