why are there no more slot-loading optical drives for desktops?

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6X Slot Loading DVD Drive for Powerbook G4 400500550667 Mac Parts and send in Mac Repair service for your Apple Macbook, Macbook Pro, iMac,

slot - loading drive , which means you can't use mini The slot is better when you have a second optical drive underneath it, those who have the slot drives know what I'm talking about Otherwise I

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