Good follow up reply with some concerns -
https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2017-February/013648.htmlI like the idea , but think it needs to be fleshed out some more.
Perhaps lowering miner activation to 51% + getting direct support from all major exchanges and wallet providers + 95% full node support + long flag day delay + better education with users and miners about using border nodes for miners opting out + 95% developer support = a safe Soft Fork.