Possibly? There have been advertisements for at least 2500 years. It's very likely that as long as there has been an economy as such, there have been business owners promoting themselves.
Right, but the unprecedented control of the public discourse on the internet by just a couple megacorps PREVENTS businesses from promoting themselves, unless they pay through the nose for the privilege. This destroys small competitors by design and leads to more and more monopolization of every industry, which is an absolute nightmare scenario for everyone involved in the economy but a tiny handful of people.
Right, but the unprecedented control of the public discourse on the internet by just a couple megacorps PREVENTS businesses from promoting themselves, unless they pay through the nose for the privilege. This destroys small competitors by design and leads to more and more monopolization of every industry, which is an absolute nightmare scenario for everyone involved in the economy but a tiny handful of people.