1 BTC bounty for MacOS M1 Ultra miner: Bounty - 1 BTC + 100 $Grin ツ for a MacOS M1 C32 Open Source Miner with ≥0.5 Gps, offered by Cuckoo Cycle author and Grin Core developer Dr. J.Tromp https://forum.grin.mw/t/bounty-1-btc-100-grin-for-a-macos-m1-c32-open-source-miner-with-0-5-gps/9652/1