can i replace the optical drive with a adapter to house an extra hard drive
so i want to put one of these http://compare.ebay.com.au/like/321126164672?ltyp=AllFixedPriceItemTypes&cbt=y&_ lwgsi=y&item_id=321126164672
will it fit and will my computer run faster if i have it ?
MacBook, OS X Mountain Lion (10.8.3)