The point is that they don't _knowingly_ ingest fentanyl .. most of them are trying to buy heroin, which is nowhere near as deadly.
Not that you care, and I understand that; like most people who can't be bothered to understand the utterly hopeless situations and histories of many of street-level addicts, you're mainly here to show us all what a superior human you are.
Well, let me be the first to congratulate you on the shining brilliance of your existence, and your ability to avoid all mistakes in life--such as those which might have left you with lifelong injuries and unable to work, or choosing to be born into hopeless poverty, or giving yourself a predisposition to severe depression or other mental illnesses like schizophrenia.
And let's not forget, Marcus, your bottomless empathy for your fellow humans. Truly, you are an inspiration.