Learn about hash rates.
Simple explanation by a young and talented developer of Blockchain Zoo.
Forward from BlockchainZoo :
In #crypto communities, we often come across arguments why the Proof of Work algorithm is still the most reliable way to arrive at a consensus. The reasons almost always start with: “But the Bitcoin hashrate is at the all-time high!” So what?
Find out why it doesn’t really matter and what it really means if the hashrate is ATH. – by Heriyono Sim, Developer
Click for more : Bitcoin hashrate is at the all-time high, so what?