▁ 1 ▁- ▁the ▁so - called ▁" hook ▁codes ". ▁This ▁meant ▁that ▁any ▁Micro drive - specific ▁software ▁could ▁use ▁flo ppy ▁disk ▁drives ▁connected ▁to ▁M GT ▁interfaces ▁instead ▁without ▁modification , ▁provided ▁the ▁hook ▁codes ▁were ▁used . ▁The ▁flo ppy ▁drives ▁simply ▁appeared ▁to ▁Micro drive - aware ▁applications ▁to ▁be ▁very ▁big , ▁fast ▁Micro d riv es . ▁ ▁S inc la ir ' s ▁Micro drive ▁command ▁syntax ▁was ▁so ▁complex ▁that ▁a ▁s elling ▁point ▁of ▁many ▁disk ▁interfaces ▁was ▁that ▁their ▁commands ▁were ▁simpler . ▁While ▁loading ▁from ▁t ape ▁required ▁a ▁simple : ▁▁ ▁LO AD ▁" prog name " ▁ ▁the ▁equivalent ▁Micro drive ▁syntax ▁was : ▁▁ ▁LO AD ▁* " m "; 1 ;" prog name " ▁ ▁Given ▁the ▁complexity ▁of ▁entering ▁pun ctu ation ▁on ▁the ▁Spect rum ' s ▁tiny ▁keyboard , ▁this ▁was ▁cum bers ome . ▁In ▁addition ▁to ▁supporting ▁the ▁S inc la ir ▁syntax , ▁M GT ' s ▁code ▁reduced ▁the ▁command ▁to : ▁▁ ▁LO AD ▁d 1 " prog name " ▁ ▁Later , ▁M GT ▁produced ▁the ▁L if etime ▁Drive ▁range ▁of ▁flo ppy ▁disk ▁drives ▁( l ater ▁named ▁Universal ▁Drive ▁after ▁concerns ▁about ▁war rant y ▁expect ations ). ▁The ▁drive ▁was ▁advert ised ▁as ▁being ▁compatible ▁with ▁major ▁systems ▁on ▁the ▁market ▁at ▁the ▁time ▁and ▁compr ised ▁four ▁models ▁( 3 . 5 " ▁and ▁ 5 . 2 5 ", ▁with ▁and