Earlier quoted context omitted.
Let's go another way with this: You are extremely unlikely to ever come across a fentanyl user, even if you work for law enforcement, even if you're a LEO in a major metro. 10x people died of heart attacks than any opioid, not only fentenyl, over the past few years. Almost as many people died of cancer as heart attacks, and half as many people died of COVID as cancer. Obviously, you can't equate research with other r…
Fentanyl is the leading cause of death for those aged 18 to 45 in the US. Seems pretty important to me. We can also look at the things you suggested, it's not like there's an Obesity OR Fentanyl choice here.
Thats kind of my point. If they managed to make a working vaccine, good on them. It doesn't necessarily take away from efforts into other things, as two parents above me were casually implying.