he/him 
“Facebook’s” @yarnpkg being written mostly by a millennial w/ over 100k additions is strangely telling.
https://github.com/yarnpkg/yarn/graphs/contributors …
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One example: yarn.lock is not yaml or something well known, no sir:https://github.com/yarnpkg/yarn/blob/master/src/lockfile/parse.js …
We determined the trade offs were worth it for the simpler diffability. Existing YAML libraries for JS aren't great.
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Also, remember Bundler also has custom format for similar reasons. What's the problem with a custom format if it's only needed by one tool?
Thanks. Twitter will use this to make your timeline better. UndoUndo
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Existing YAML libraries for any lang aren't great, YAML is a terribly inconsistent spec! +1 for your own, and thanks for your work on yarn.
Thanks. Twitter will use this to make your timeline better. UndoUndo
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