That’s impressive. Given that experience, how do you expect people to learn of products and events without any paid promotion in a scalable way? Here n=all businesses.
> in a scalable way
You continue to beg the question. "Without advertizing, companies would not be able to scale" is not a weakness of the push to ban advertizing - it is a virtue. The people advocating against advertizing _actively want_ businesses to have a smaller maximal size.
So, I do happen to have relevant experience. I haven't run a concert or a protest, but I've done the rest of the things you mentioned, some of which at considerable scale.