Hashgraph neither requires not permits mining or centralized exchanges. It's as much more capable than blockchain based cryptos as cryptos are paper bills. The evolution of technology accelerates, and the rate of acceleration accelerates. This makes investing in technology alarmingly transitory, as technological disruptions continually change paradigms.

Scams like one mb blocks are relics of historical technological limits. They're simply incapable of harming folks availed of hashgraph ledgers.

Check it out, and consider what may come next. Strategic adaptation is the key to success in interesting times.