Probably, artists will use AI not to "beat" it, but as a base tool for exploring the space of possibility and expanding it into new territories. People will see AI as just one more tool in the toolbox.
People using Dall-E or Midjourney naively will be like those unremarkable classicism painters in the late XIX century doing realistic yet conventional paintings which nowadays you can create as studio photographs.
Meanwhile, brilliant artists will train new AI models throwing in data collections that have never been seen before as their training input, to generate completely new styles - just like the -ism movements threw all academic conventions away in pursue of new art styles, bringing us modern and postmodern art.
People using Dall-E or Midjourney naively will be like those unremarkable classicism painters in the late XIX century doing realistic yet conventional paintings which nowadays you can create as studio photographs.
Meanwhile, brilliant artists will train new AI models throwing in data collections that have never been seen before as their training input, to generate completely new styles - just like the -ism movements threw all academic conventions away in pursue of new art styles, bringing us modern and postmodern art.