▁to ▁produce ▁a ▁sell able ▁product . ▁As ▁a ▁result , ▁Matt el ▁Electron ics ▁set ▁up ▁a ▁compet ing ▁internal ▁engineering ▁team ▁whose ▁stated ▁mission ▁was ▁to ▁produce ▁an ▁in exp ensive ▁add - on ▁called ▁the ▁" Basic ▁Development ▁System ", ▁or ▁B DS , ▁to ▁be ▁sold ▁as ▁an ▁educational ▁device ▁to ▁introduce ▁k ids ▁to ▁the ▁concepts ▁of ▁computer ▁programming . ▁ ▁The ▁rival ▁B DS ▁engineering ▁group , ▁who ▁had ▁to ▁keep ▁the ▁project ' s ▁real ▁purpose ▁a ▁secret ▁among ▁themselves , ▁fear ing ▁that ▁if ▁David ▁Ch and ler , ▁the ▁head ▁of ▁the ▁keyboard ▁component ▁team , ▁found ▁out ▁about ▁it ▁he ▁would ▁use ▁his ▁influence ▁to ▁end ▁the ▁project , ▁eventually ▁came ▁up ▁with ▁a ▁much ▁less ▁expensive ▁alternative . ▁Origin ally ▁dub bed ▁the ▁" L ucky ", ▁from ▁L U CK I : ▁Low ▁User - Cost ▁Key board ▁Interface , ▁it ▁lack ed ▁many ▁of ▁the ▁s oph istic ated ▁features ▁en vision ed ▁for ▁the ▁original ▁keyboard ▁component . ▁G one , ▁for ▁example , ▁was ▁the ▁ 1 6 K ▁( 8 MB ▁max ) ▁of ▁RAM , ▁the ▁secondary ▁CPU , ▁and ▁high ▁resolution ▁text ; ▁instead , ▁the ▁E CS ▁offered ▁a ▁mere ▁ 2 KB ▁RAM ▁expansion , ▁a ▁built - in ▁B AS IC ▁that ▁was ▁margin ally ▁functional , ▁plus ▁a ▁much - sim pl ified ▁c ass ette ▁and ▁printer ▁interface . ▁ ▁Ult imately , ▁this ▁ful filled ▁the ▁original ▁promises ▁of