CHICAGO — Samira Ahmed was geeking out, speaking fast, excitedly, uncertain where to start, debating both internally and aloud what part of which episode of the Disney+ series “Ms. Marvel” to watch first. “I think we’re going to be here for six hours!” she said, joking. Or not. I had asked if I could come to her house on the South Side to watch it with her. Because, though “Shang-Chi and the Legend of the Ten Rings” and “Black Panther” became well-known blockbuster watermarks of representation in pop culture, there just hasn’t been a lot of mainstream conversation about the milestone that is “…
