Imagine you have zero trade skill knowledge.
Where would you start learning what you where interested in?
Discussion
Community college, or on the job as an apprentice.
We certainly need a LOT of very skilled vigilantes with angle grinders, get rid of all their shitty cameras makes all of the rest that has to happen soooo much easier!
I have worked as a helper for skilled trades. Mostly grunt work. But I learned a lot.