Powering a C64 with a USB Power Bank

I tried to power a Commodore 64 with a USB power bank and here's what happened. (May contain traces of VIC-20, too.) // Kindly sponsored by PCBWay. https://www.pcbway.com/ TIME STAMPS: 0:00 Introduction 0:27 Different C64 Boards 4:27 Sponsor Message 5:00 Making a USB-C64 Cable 8:54 USB Power Bank vs C64 11:27 How to get Sound? 14:01 Long Board C64 with USB? 14:31 VIC-20 with USB? 16:44 Thank you & Good night ----------------------------------------­------ MUSIC by FOCUS 10 https://focus10music.bandcamp.com EQUIPMENT AND TOOLS I USE: https://kit.co/janbeta * MERCHANDISE: https://janbeta.creator-spring.com TWITTER: https://twitter.com/thejanbeta PATREON: https://patreon.com/janbeta WEBSITE: https://www.janbeta.net TWITCH: https://www.twitch.tv/thejanbeta YT CHANNEL MEMBERSHIP: https://www.youtube.com/channel/UCftUpOO4h9EgH0eDOZtjzcA/join Thanks for watching! This video was sponsored by PCBWay. * Stuff marked with "*" contains affiliate links. You don't pay anything extra and I get a little commission from everything you buy through the links (even if you buy something different there). #JanBeta #Commodore #C64 #USB