Picking a lock is not necessarily illegal. You could be a locksmith in training; you could be picking your own locks. You could be just in a lab or a classroom or a manufacturer that does this stuff.
He even sells all the necessary tools to assemble a burglary kit.
I feel like his channel is some psyop honeypot to get all the criminals with Dunning-Kruger to buy his tools and then Google calls the cops before they can even jimmy a lock.
The catch with the LPL is that a lot of skill and experience also goes into picking locks. He does it reliably and quickly and efficiently because he knows how. If some goober tried to replicate his success wearing a balaclava at 3am, it may prove a bit more thorny a problem.