Evan Weaver has this idea: SQL is a kludge. It's a weird idea, that SQL isn't necessary in Web apps and doesn't belong in Web apps, but Dave Thomas and Avi Bryant both hinted at it in their RailsConf keynotes, David Heinemeier Hansson basically used it as the base assumption for ActiveRecord, and, according to my roommate Justin, Paul Graham used it as a base assumption as well in the original Lis