The chardet open source library relicensed from LGPL to MIT two days ago thanks to a Claude Code assisted "clean room" rewrite - but original author Mark Pilgrim is disputing that the way this was done justifies the change in license - my notes here: https://simonwillison.net/2026/Mar/5/chardet/
@simonSimon Willison Obviously! The source code is: that code required to produce the binary. That code was LGPL. It doesn't matter how many algorithms, nor the nature of the algorithms, it goes through to become those 1s and 0s.
#law #lawfare #computerScience #intellectualProperty #licensing #FOSS #GNU #LGPL #MIT #code #softwareEngineering #LLM #codeWashing
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