Potential Competition

POLKADOT:  VISION  FOR  A  HETEROGENEOUS  MULTI-CHAIN  FRAMEWORK

https://ibtimes.relayto.com/ian-allison/S1biBKcm

Interesting subject but the link seems too suspicious to explore.

There is also the main site by Gavin Wood

http://polkadot.io/

But its only the draft of a paper so far.