Craigslist has been spam for quite a while at this point. Even for me in my thirties, I don't know anyone who has used it legitimately for at least a decade.
I remember when Trump tried to claim credit for pharmacies putting price caps on a variety of medicines by a bill he passed, when that bill changed nothing because it was already a policy the pharmacies had enacted years prior.
Craigslist has been spam for quite a while at this point. Even for me in my thirties, I don't know anyone who has used it legitimately for at least a decade.