It is not about hate or age. It's about posting something that you know something about. If you go posting something that is not true, you will get called on it. When you read something, you cannot make any assumptions or read between the lines.
The article said that the skin was sensitive to rain and abrasion, it DID NOT say that the F-22 could not fly in the rain or in dust.
Your thread title was most advanced aircraft. The F-22 is a very advanced aircraft, very likely the most advanced aircraft built to date.
The F-35 program just started. You wait, there will be unexpected snags in it's testing as well. It is normal and part of any test and evaluation process to find things that were not expected, especially when you consider the advanced technology being used on these aircraft.
Sometimes it is okay to ask a question, then listen, instead of popping off and looking like a fool.