it's pretty rich in history as a lot of famous (and not-so-famous) art can be; it tells you a lot about the people living during a period, what they thought about the world, how power worked etc.
this is a very dismissive take on this form of art as a whole, and is the kind which really does help the techbros who think that this kind of work and effort could simple be replaced by machines

this headline truly is threatening me with a good time