The weekend of the RepRap build-a-thon at HacDC started off simply: Lyssa and I went to dinner at Konami. We haven't been out for sushi for a number of months, due to my getting sick there in 2007. However, the food is still good and we enjoyed ourselves. I was unusually popular that night; my cellphone kept ringing every few minutes for various and sundry reasons. After dinner I dropped Lyssa off at home, loaded my gear into the trunk of my car, and headed to Hasufin's to pick him up because we were off to HacDC to help set …