[greyface-]

> Satoshi’s coins are the elephant in the room. [...] tail risk uncertainty that is holding back Bitcoin.

New protocol rule: all coinbase outputs from before block 105,000 are unspendable after block 1,050,000.

[alchemist1e9]

Something like your proposal will have to be included in any future hard fork that takes Bitcoin dark by adding full privacy. It’s likely miners will one day embrace such a fork if governments become hostile to their business.