The Monorepo Cargo Cult: You Broke Your Architecture for an Illusion

Developers are physically merging separate projects into one git repository because they think it helps AI agents read code. It doesn’t. You’re paying a real architectural price for an imaginary benefit.

I ran into a misguided pattern going by the terrifying name "the monorepo." People are seriously merging different projects into a single physical git repository because they think it makes it easier for an agent to "walk the files" and understand the overall context of a large corporate system. Dozens of comments under the post: oh yes, we started doing this too, excellent mechanism, everyone is happy.

This is the wrong abstraction boundary.

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