Because nobody's made new 5.25" drives for decades and eventually they will all be gone? I don't want to have to buy used gear off eBay, and wouldn't need to f

Because nobody's made new 5.25" drives for decades and eventually they will all be gone? I don't want to have to buy used gear off eBay, and wouldn't need to for 3.5" disks or drives - you can actually find people producing new stock. Why doesn't 5.25" hardware get the same treatment?