I just got done watching that. Thought it was a bit silly considering the Galil is an AK. It's not perfect. But I like mine very much.
The orginal Galil was directly derived from the Valmet specifically. The first production Galils were actually built with Valmet receivers.Valmet*
All I know is that you can't do this with an AR.
Because an AR doesn't have a removable top cover and it would be difficult to stuff twinkies behind the BCG in through the ejection port.All I know is that you can't do this with an AR.