I mean apprentices are great, but we just got done reading an article about how there's a shortage of workers in the field. You can either train more workers t

I mean apprentices are great, but we just got done reading an article about how there's a shortage of workers in the field. You can either train more workers to do it the old way or invent new ways that require fewer workers (or less highly-skilled ones). Kind of how PEX plumbing (whatever its drawbacks) has made it much simpler to plumb a house than it was when soldering copper fittings onto copper pipes was the norm (let alone threaded connections shudder).