I'm running Bitcoin Core 0.15, the lastest is 0.16. Anything under "version 1", is considered experimental, and that's exactly what is says:
The only common scenario I can think of to use larger channels, is a gambler who often deposits and withdraws large amounts to the same online casino.
Yea, that is the general response to these types of questions
We are in the same boat, because a lot of "customers" are waiting for the "ultimate" scaling solution to start their new business and if we take too long, he or she will turn to the competition for a solution. In a sense, this already happened and this is also one of the reasons why BCash is used by a lot of people.
Let's just get some road map for the future and some targets to work towards.