«Black Widow's whole arc [in The Winter Soldier] is coming to terms with her history — that she's been a spy, and spies aren't necessarily trustworthy. (themarysue.com)
«We've seen the whole arc and the whole landscape really shift and change over the past seven or eight years, which has been a lot of fun for me as a founder.» (inc.com)
That's the out the writers gave themselves, but they didn't take it, so the story of the whole arc becomes a huge dump on the entire tag division. (sbnation.com)