Hardware & software:
- Animated Knots at https://www.animatedknots.com for free from Andy Ihnatko.
- Animated Knots (Apps) at https://apps.apple.com for $4.99 from Andy Ihnatko.
- BlackMagic ATEM Mini Extreme ISO Switcher for $1395 (Amazon Affiliate Link) from Alex Lindsay.
- Rode Wireless Go II for $349.99 (Amazon Affiliate Link) from Doc Rock.