▁turning ▁the ▁Int ell iv ision ▁into ▁a ▁computer , ▁making ▁it ▁possible ▁to ▁write ▁programs ▁and ▁store ▁them ▁to ▁t ape , ▁and ▁inter f acing ▁with ▁a ▁printer ▁well ▁enough ▁to ▁allow ▁Matt el ▁to ▁claim ▁that ▁they ▁had ▁delivered ▁the ▁promised ▁computer ▁upgrade ▁and ▁stop ▁the ▁F TC ' s ▁mount ing ▁fin es . ▁It ▁even ▁offered , ▁via ▁an ▁additional ▁sound ▁chip ▁( A Y - 3 - 8 9 1 7 ) ▁inside ▁the ▁E CS ▁module ▁and ▁an ▁optional ▁ 4 9 - key ▁music ▁synth es izer ▁keyboard , ▁the ▁possibility ▁of ▁turning ▁the ▁Int ell iv ision ▁into ▁a ▁multi - voice ▁synth es izer ▁which ▁could ▁be ▁used ▁to ▁play ▁or ▁learn ▁music . ▁ ▁In ▁the ▁fall ▁of ▁ 1 9 8 2 , ▁the ▁L U CK I , ▁now ▁renamed ▁the ▁Entertainment ▁Computer ▁System ▁( E CS ), ▁was ▁presented ▁at ▁the ▁annual ▁sales ▁meeting , ▁officially ▁ending ▁the ▁ill - f ated ▁keyboard ▁component ▁project . ▁A ▁new ▁advert ising ▁campaign ▁was ▁a ired ▁in ▁time ▁for ▁the ▁ 1 9 8 2 ▁Christmas ▁season , ▁and ▁the ▁E CS ▁itself ▁was ▁shown ▁to ▁the ▁public ▁at ▁the ▁January ▁ 1 9 8 3 ▁Cons umer ▁Electron ics ▁Show ▁( CES ) ▁in ▁Las ▁Veg as . ▁A ▁few ▁months ▁later , ▁the ▁E CS ▁hit ▁the ▁market , ▁and ▁the ▁F TC ▁agreed ▁to ▁drop ▁the ▁$ 1 0 K ▁per ▁day ▁fin es . ▁ ▁By ▁the