I found this posted 4 hours ago. Decentralized DNS (Domain Name Sytem) over Etherum network.
https://github.com/Arachnid/EIPs/blob/ens/EIPS/eip-draft-ens.md
Nice
https://github.com/Arachnid/EIPs/blob/ens/EIPS/eip-draft-ens.md
Nice
This is the new application based on the Ethereum network. So the Ethereum can be a basis for many things.