Topics:
— behind the scenes code and marketing tours of my 1-man web-app biz (it's been running for 10 years and while it doesn't earn big bucks, it provides for all my financial needs)
— "timeless" programming concepts (e.g. unix, vim, testing, checklists for reducing errors, data constraints)
Not quite live-streaming yet, but I think I'll be ready to go real-time soon.
I would say that three months of YouTubing has been incredibly rewarding. More so than a decade of blogging. The main reason is because you generate a much stronger bond with your audience when they see your face and hear your voice. I've received lots of thank-you emails and video call invites from really interesting people around the world.
Here's the channel: https://www.youtube.com/channel/UC17mJJnvzAa_e9qQqLIfIeQ