You do realise that satoshi talked about side chains being an option for bitcoin all the way back in 2010 right?https://bitcointalk.org/index.php?topic=1790.msg28696#msg28696
Week 46 Wrap: Copper hits 2mth low as Trump threatens net zero pace; US rally fades; HotCopper’s picks
AN1 CuFe sells its Crossroads gold royalty to Northern Star for $4M cash; says better than waiting for mine launch