Scale everything on-chain instead. Hard disk space is less of a problem these days
>Is there something that solves what blockchain solves but in a different and better way rather than just looking for a better Bitcoin
When you compare a freight train and a bullet train, the underlying core technical capabilities HAVE to be addressed in order to establish good transactional frameworks.
how so, anon? Digishield (now Multishield) is used on Zcash, bitcoin cash and 25+ other cryptocurrencies. The blockchain cannot be hacked. The very anti-thesis of a scam.
Why DGB is less prone to a 51 pct attack - https://www.youtube.com/watch?v=d-y9wNWII6k&feature=youtu.be&t=20m12s
Download a free mobile wallet and find out yourself.
using decentralized blockchain technlogy to completely eliminate requirement of usernames and passwords and 2FA's. it's free for everyone to use. just need to download a mobile wallet and write down the security words for wallet-recovery.