Bitcoin researchers propose Zcash-style private transfers without changing Bitcoin’s consensus rules. The system would hide amounts, senders and recipients while publishing encrypted data on Bitcoin. Bitwise’s André Dragosch sees a potential headwind for privacy coins. But the researchers have not published how BTC would enter or leave the shielded system, leaving the trust and privacy of those transfers unresolved. https://cryptoslate.com/bitcoin-researchers-target-privacy-coins-with-zcash-style-shielded-transfers/