How can we get Metamask and Brave to implement NIP-07?
Discussion
will the keys be compatible?
Submit an issue and/or PR? [MetaMask](https://github.com/MetaMask/metamask-extension) [Brave](https://github.com/brave/brave-browser)
They already provide a signing API and seemingly pubkey export as well. https://stackoverflow.com/questions/64830117/how-to-get-meta-mask-public-key-on-javascript-code

