You learn far more by doing, and also benefit from having someone show you the proper techniques which you then have to go away to practice and perfect. This isn't a "how to setup your own bat making business" course, it's an introduction to a craft.
If you're willing to put in the hard work, it's more than enough to send you in the right direction towards setting up a business. Considering that so many people on here say "I want to get into bat making", here's your opportunity. I didn't have it when I started, I'd have killed for it. An opportunity to be guided into a craft by a master, do you realise the mistakes he will help prevent you from making just by a little bit of guidance.