When critics claim that research is not permitted to detect design because that would stop science, it is they who hold science back.
Would you believe someone who claimed that fairies and leprechauns were caught on video, but they are too small or too fast to be seen?
I would argue that a chronology of exactly what was predicted when is not dispositive as to whether a positive argument can be made.
Richard Dawkins predicted that “a large fraction” of our genomes has no function, because, “The true ‘purpose’ of DNA is to survive, no more and no less.”
As for the “God of the gaps” charge, the basic objection is that ID is an argument from ignorance, based upon what we don’t know.