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Whatever is Clever Public License
(neon.nightbulb.net)
Post funny things about programming here! (Or just rant about your favourite programming language.)
Cleaver, in programmer land, has a specific jargon meaning though. Something cleaver is something obfuscated and, while generally technically correct, absolutely something that should not be merged into the codebase. Cleaver is a pretty terrible term to use.
Also, we've already got the BSD/MIT licenses that are essentially carte blanche passes.