It never ceased to be relevant.
Only now marketing should be less intrusive, native, only then it is in demand for the user. The user does not need to impose this or that product, he just needs to be presented with this product in such a way that the user cannot imagine his life without this product. It is better to do this in social networks or on YouTube platforms. Do you know how streams are made? Here is about the same technique. Streams are watching! And watch often! Take an example from them. I especially advise you to start streaming using the application from
https://gyre.pro/ because it really is the best for such tasks.