The developer of Palworld has signed a deal with Sony to form a new business called Palworld Entertainment to capitalize on the breakout success of the video game by expanding the IP.
...This is not a publishing deal for Palworld the video game, or an acquisition by Sony, rather an attempt to make the most of the game’s huge popularity with non-video game products, such as merchandise and music...
Looks like we're safe from any forced PSN account requirements. For now...