That's really exciting. I love the way the interview talks about SHIELD and the movies as one universe, once again confirming it's all true. I love the way Gregg talks about it too, you can tell how much he loves the role and the MCU.
He also talks about canonicity with in this article:
https://www.digitalspy.com/tv/ustv/a32629733/agents-of-shield-clark-gregg-marvel-television-movie-divide/
What do you think?