Just enter your email address and wait for the a notice by September 1999. Must be a US resident (I believe)
http://www.freemac.com/
TIME magazine had an article saying FreeMac expects users to subscribe for a 3 yr ISP.
Read details here:
http://cgi.pathfinder.com/time/daily/0,2960,28911-101990803,00.html
While surfing on the WWW check out
http://www.spaceports.com/~paca
Happy Computing