[Rmilb]

Good use is subjective, plenty of people are using the blockchain as a speculative asset and willing to pay transaction fees for it.

[gwbas1c]

It's a great way to hide a pump-and-dump scheme. Although blockchain is a legitimate undertaking, if you're good at surfing hype, you'll know when to get in, get out at a profit, and then leave all the other suckers holding worthless bitcoin.