i ask ye intarwebz

1. my wireless is set up. i have a password / network key and my computer can see the network. it won't let me in though. limited or no connectivity b/c it won't assign my computer an id / ip address. however i can log into the network via ethernet just fine. whyz it broked?

2. is there a good free audio edit software out there? i have about 15 seconds of a song that i want to put on a loop. help?

3. recommends for songs that remind you of home? mine are home on the range, dear junk beach and going out west. what are yours?

these questions are listed in reverse order of importance to me at this moment.