While you're working with CoinBase, can you ask them to accept green addresses so we can get instant payments instead of waiting an hour? "Green address" means

While you're working with CoinBase, can you ask them to accept green addresses so we can get instant payments instead of waiting an hour? "Green address" means whitelisting addresses from the big online wallet sites because you trust them not to launch double-spending attacks against you. Coinbase would also be a great green address provider.