compound-engineering ships 29 skills. Going back through my sessions, I was regularly reaching for about 9 of them. The other 20 weren't bad — I just never remembered they existed at the moment they'd actually help. The plugin's creator even wrote a "Hidden Gems" post about 5 skills people miss, which told me this isn't a "you're using it wrong" problem. It's a discovery problem.
Here's the fix I landed on, and how to reproduce it for any big skill/plugin library.