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christina97 | on: Claude Fable 5
They do not claim to have migrated 50 million lines of Ruby. Simply that some migration took place in such a codebase.
reddit_clone | parent
Converted all the tabs to spaces? :-)

You are right, this is not a rewrite like the Bun case.

The real news is, at 50M LOC, it is able to handle and do _something_ coherent.