Great insight.
I like your perspective on Ethereum. This should be helpful for beginners.
Will be much better if OP will try to give the link to the ethereum latest whitepaper and in there already explained about the future vision of ethereum.
Firstly, they need seriously improve speed of blockchain. Today its speed is very Lamentable.
But in total - ETH will be in TOP still for a long time from now...
It has been planned in the ethereum whitepaper. If you should learn about the purpose of raiden combined with plasma. To reach the visa scalability and there is a lot of research already implemented in the ethereum blockchain.