The "Shared" Library is a Lie: Fixing Your Nx Monorepo Architecture "If your Nx monorepo has 12 apps and one giant 'shared' library… You don't have architecture. You have a countdown to technical debt." I've audited over 20 enterprise Angular monorepos. The teams were smart, the code compiled, and everything worked locally. But beneath the surface, every single one of them was a ticking time bomb. The #1 failure pattern I see across the industry is treating apps and libraries as the same architectural layer. Teams move fast for six months, then hit a wall. Builds slow down. nx affected starts rebuilding almost everything. And the "shared" folder becomes a dumping ground for 400+ files with no clear owner. Here's the hard truth most teams learn too late. The Anti-Pattern That Feels Right (But Kills Velocity) When you start a monorepo, creating a shared or libs/common folder feels responsible. You have a utility function? Throw it in shared/utils . A data model? shared/models . A custom button? shared/ui .…