Apple’s sold-out $599 M4 Mac mini is getting marked up on eBay as buyers chase compact machines for local AI work while supplies stay tight. Source: Mahmudul Hasan/Unsplash Apple’s cheapest Mac is no longer just sold out. It is being flipped. The $599 M4 Mac mini has disappeared from Apple’s shelves, only to resurface on eBay at above-retail prices as AI buyers chase one of the cheapest routes into local computing. The jump, first reported by TechCrunch, follows rising demand for compact machines that can run on-device AI models as Apple’s own supply dries up. Now the tiny desktop is becoming something stranger: a budget Mac with scalper gravity. Retail is gone, and resale is charging extra On eBay, the missing entry-level Mac mini is no longer priced like a budget machine. New “open box” M4 base models with 16GB RAM and 256GB of storage are reportedly listed at around $715 to $795, while an “excellent” refurbished version was priced as high as $979.…