Slime tube sealant, has anyone tried tube sealant on small inner tubes?

Fixed some tubs with it before but here's a demo with a road tubeless setup at much higher pressures than the first vid.

Don't really know why I've put off putting it in the commuter wheels after watching this.

https://www.youtube.com/watch?v=y8fRx6lUh_k

That is quite compelling