They're useful for parsing large documents quickly. I upload a manual for something I'm unfamiliar with and troubleshoot with it.
Doesn't replace me because you still have to know when it's full of shit but it's great for skipping the first 80% of a task.
I like it but I would never pay what it actually takes to run the thing
4 doesn't seem to be a real thing because the only gene therapy for sleep that I could find were trials centered around GT for sleep apnea.
Listing gene therapy like you can just go to the doctor and request it is pretty disingenuous since insurance companies will make you jump through 10,000 hoops before even attempting something as expensive as gene therapy.