The problem is that until there is a confirmed actual ETH ASIC, all those reports are still only RUMORS. I wouldn't factor them into the equation.
S7 , S9 , D3, L3, L3+, X3 from Bitmain all come forward as a rumors

For some reason all those rumors become reality ...
I would say its pretty much confirmed ...Finally did you get the official confirmation ? or are you still skeptical about