( ( ( ( it ( would ( have ( been ( so ( small ( ( to really ) ( be unworkable ) ) ) ) ) ) ) ) and ) ( ( cell size ) ( could ( have ( been ( revisited ( early on ) ) ) ) ) ) ) . )
(ROOT (S (S (NP (PRP it)) (VP (MD would) (VP (VB have) (VP (VBN been) (ADJP (RB so) (JJ small) (S (VP (TO to) (ADVP (RB really)) (VP (VB be) (ADJP (JJ unworkable)))))))))) (CC and) (S (NP (NN cell) (NN size)) (VP (MD could) (VP (VB have) (VP (VBN been) (VP (VBN revisited) (ADVP (RB early) (RB on))))))) (. .)))
it would have been so small to really be unworkable and cell size could have been revisited early on.
(ROOT (S (NP (DT All) (NNS cells)) (VP (VBP have) (NP (NP (DT the) (JJ small) (NN size)) (PP (IN in) (NP (JJ common))))) (. .)))