Use skills for more specific things (idiosyncratic patterns, specific library docs, project specific info) that an LLM cannot be expected to know already, otherwise you are just wasting context.
Can it lay bricks, plaster a wall, tile a roof and plumb in a new bathroom suite.
I'm not convinced, always the sceptic or is that septic.
lets load the terminal and ask trusty old grep or even ripgrep.
grep -i skills
rg -i skills
returns fuck all