Anyways, here's a video released today of a lightning transaction happening on mainnet: https://www.youtube.com/watch?v=a73Gz3Tvx3k
Here's a video of Greg Maxwell explaining how slight propagation delays can lead to drastic increases in centralization: https://www.youtube.com/watch?v=EHIuuKCm53o
And here's rootstock, an ethereum compatible solution for smart contracts: https://www.rsk.co/
Bitcoin Cash is like trying to solve traffic congestion by adding more lanes.