Proof-of-Socks. A first for the annual Running Bitcoin Challenge! Let’s honour Hal Finney, and support the fight against ALS/MND. Join our team 👉 http://secure.alsnetwork.org/goto/bitcoin-runners www.runningbitcoin.us #RunningBitcoinChallenge #HalFinney #ALSNetwork #RunForHal #ALS #MND 📝 3f82f00b…