(Image credit: Zak Killian/Future) A Change.org petition urging Sony to keep making physical PlayStation games has passed 172,000 signatures, six days after the company announced that it intends to stop producing discs for new games in January 2028. The petition, started by Jade Pearce, CEO of Canadian retailer PNP Games, climbed from around 12,000 signatures on its first day to more than 172,000 by the morning of July 7. Sony hasn’t responded, and the factory that prints its discs has already started moving some staff and equipment onto a different product. Pearce launched the campaign the same day as Sony's announcement, and it gathered 40,000 names within 48 hours. The petition contends that a boxed download code is a revocable license rather than owned property, references Sony's recent removal of purchased movies from customer accounts, and lists the used-game trade among the jobs at risk. "We are not against digital," Pearce writes.…