Too Long; Didn't Read
Qtum is the world’s first digital currency that can execute Smart Contracts with Proof-of-Stake but based on a UTXO model. Investors such as Tim Draper, Roger Ver and other seasoned names all invested in the project. The purpose of the DGP Protocol is to allow some basic blockchain parameters to be changed without the need for a hard fork, such as block size and gas fees. We have seen that even even the block size of the block and fees have even been changed for the hard fork.