In May of 2016, @syscoin switched to SHA-256, which enabled merge-mining with . 

♻️ Recycled spent energy making $SYS GREEN
🔐 Layer 1 &amp; 2 Solutions backed by  security
😎 2nd Largest  hashrate

Learn more 👉 https://t.co/fn7h3k3TOU https://t.co/cWo6A1gk2T