Because the truth is that the technical work is not the barrier, but rather the grit to grind through the hundreds of little problems that you'll encounter on the way to getting a working piece of code. So "do a coding bootcamp" functions as a rapid weeding process where someone can find out quickly if they're up to the career or not. Then if they're not, they didn't waste a ton of time finding out that it doesn't work out for them, and if they are, then the bootcamp will provide further vectors to progress.
