Proof of Work. Short walk today, then the gym. 🚶‍♀️💪 Post a daily pic of your walk or ride for Vitamin G(reen), Vitamin S(un) and accountability. Janine’s Ring-Ring app (coming soon) will connect Bitcoiners and zap you for walking and riding. ⚡️ Until then, share your walks/rides here with some Bitcoin commentary. #bitcoin #nature #proofofwork 📖 Book: www.ring-ring.nu/flipbook 🎙️ Episode: