While many questions may have been answered regarding Thanos and the
Well, it seems like the soon to be released Season 7 of the series could give us some answers, as suggested by Mark Kolpack, who is the visual effects supervisor on the show. In a recent tweet answering a question regarding Agents of S.H.I.E.L.D, he replied “Well. You’ll have to wait for Season 7”.
Technically, this doesn’t tell us one way or the other, but we can remain hopeful that Season 7 of the show will give us some answers. There’s currently a number of theories circulating the internet about what this next season will entail, as well as an apparent plot leak that suggests this season will be lots of mini-arcs of stories, including the Agents travelling back to 1931, 1958 and 1999, and being in a timeline where, in fact, Thanos was never a threat.
You can find out the truth for yourself when the final season of Agents of S.H.I.E.L.D premieres on May 27th.