If it keeps hurting, it should keep being mentioned. When things that hurt are turned into silence, then things don't change that can stop hurt.
I understand your point though, and I'm sorry if it came off as an attack. It's a criticism rooted in a few things. I typed up more here: https://news.ycombinator.com/item?id=24601665
Mentioning it would be helpful if this was something the relevant scientific community wasn’t already keenly aware of. “We don’t have all-encompassing definitions nor tests of self-awareness” isn’t something people have forgotten— it’s virtually the most well-known open question in the entire field!
It’s like popping into a discussion of general relativity and “helpfully” chiming in with the criticism that “But we know GR must be wrong, since it’s incompatible with quantum mechanics.”
I understand your point though, and I'm sorry if it came off as an attack. It's a criticism rooted in a few things. I typed up more here: https://news.ycombinator.com/item?id=24601665