Wonder what other blockchain has real utility.

d.tube ?
dsound.audio ?
minnowbooster.com (voting financial services)
https://s3.amazonaws.com/yabapmatt/bottracker/bottracker.html#bid
Vote bidding market
Steempixels.com
There is about 150 apps in the steem ecosystem and about 50 of them are running on the blockchain.

ever heard of http://utopian.io ? if not, you'll have a hard time not hearing about it soon.