It wasn't always like that.
( It ( ( ( ( was n't ) always ) ( like that ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (VBD was) (RB n't) (ADVP (RB always)) (VP (VB like) (NP (DT that)))) (. .)))
It has always been this way.
( It ( ( ( has always ) ( been ( this way ) ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (VBZ has) (ADVP (RB always)) (VP (VBN been) (NP (DT this) (NN way)))) (. .)))