Just be patient, there is currently no improvement for Sumo coins, there is still hope to have a reasonable price.
The team will try to get that gap, here many competitors and Sumo coins try to put it better.
You seem not to check our social media? There os more dev work going on than ever:
What to expect in 2018:
Core code rebase
Optimized Lite-Wallet with high-traffic nodes
New electron-based GUI-Wallet
New Sumokoin Web-Wallet
Additional exchanges
New official website
Official pool list
Additional blockexplorers
Mobile wallets