What's in Gavin Wood's new graypaper, how can it bring L2 scalability to the consensus layer, and who can participate? Join @birdo 's and mine Twitter space later today!

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What's in Gavin Wood's new graypaper, how can it bring L2 scalability to the consensus layer, and who can participate? Join @birdo 's and mine Twitter space later today! 

https://twitter.com/Polkadot/status/1788452584031731815?t=ll06gXiFHEXhDFJ9PKF94g&s=19