Benj Edwards in Ars Technica:
The arrival of widely available image synthesis models such as Midjourney and Stable Diffusion has provoked an intense online battle between artists who view AI-assisted artwork as a form of theft (more on that below) and artists who enthusiastically embrace the new creative tools.
Established artist communities are at a tough crossroads because they fear non-AI artwork getting drowned out by an unlimited supply of AI-generated art, and yet the tools have also become notably popular among some of their members.
In banning art created through image synthesis in its Art Portal, Newgrounds wrote, “We want to keep the focus on art made by people and not have the Art Portal flooded with computer-generated art.”
More here.