lord save me from unsolicited advice from people who don't understand the problem
perhaps unbelievably it is happening again, even when i am being incredibly specific about the problem i am having
"Under the following conditions, I am having incredible difficulty. I am not doing X, which this product is commonly lauded for, but Y which it also advertises as being suitable for but which has not been my experience so far."
"Oh, I've always had great experiences with them for X."
"Have you tried Y?"
"No."