Aaron Swartz has written up his Eldred experience.

They dropped us off in front of the Supreme Court, where Lisa Rein and others set up camp. “We’re an emerging society!” Lisa said, jumping up and down. Seth put down his bags and hung his suit on a tree. Lisa asked us all who we were and why we came and videotaped our answers. We talked, ate pizza (we asked them to deliver it to the Supreme Court (1 First Street), which they did) and played Set long into the night.

Here’s the full text of Aaron’s article in case the link ever goes bad:
http://www.aaronsw.com/weblog/000650
Mr. Swartz Goes to Washington
as seen on Aaron Swartz: The Weblog