Why all caps?
Because it is a head line.
My little screamer, find first the Edit button .
After that I will perhaps answer to your question
I do not care.If some body cares and help I really appreciate, if not it is ok too. Nobody has an obligation to help another.
But no one can tell me what to do or not.
I believe antpool is picking the "best" difficulty. As you mine the pool changes depending on how your miner is doing.
I have used this standard where it auto picks difficulty without any problems with antpool.