Storage based cryptocurrencies

Cryptocurrencies have had a negative affect on many things: CI services (eg gitlab CI, github actions, Travis) have scaled down or stopped their free services due to cryptomining abuse. The existence of malware and browser-based cryptominers that use your computer to mine for someone else And the power consumption is high enough that it likely has climatological impact!

Recently in a push away from "proof of work" crypto, there are some new "proof of storage" currencies. What will the affect be? What new hacks/abuse will emerge?

Time to back up your data and keep it offline. The worst cryptomining could do was waste power. Storage-mining will be more akin to a type of ransomware.