Thanks for the summary of the current state of the art -- last I looked at this sharding/federated-chain stuff was still only research grade for bitcoin as a wh

Thanks for the summary of the current state of the art -- last I looked at this sharding/federated-chain stuff was still only research grade for bitcoin as a whole. If Ethereum is ready to productize that's amazing news. Anything more than ~3000 tx/sec will be a game changer and maybe ethereum will finally deliver on the promise of usability as currency.