Plugin to list all audio files uploaded to a blog, and let users download them in a zip file.
Yes. Working on fixing that.
Yeah, that's a PHP thing. In your php.ini file, change 'upload_max_filesize' to something like 6M.
Keep in mind that setting this really big usually isn't a good idea, because the larger the files you upload, the quicker you can say goodbye to your bandwidth.
What about foo bar?