You can see where this is going, right? In the end, humanity and even artists will be fine overall, even if the world changes.
We'd rather be tribal and hate on race, gender, sexuality, religion, location, etc than actually act our neuron counts.
for the cost of showing ads?
Artists have been around and existed in more repressive societies throughout time. The best art is usually produced from the greatest struggle. Artists will engage and create art in this new world. The cost of not providing a new surface for artists to explore is what kills art.