For a lot of people, myself included, the #1 thing you know about Hamilton—next to the earworm hooks, the history, and Lin-Manuel Miranda's emergence as America's friendliest uncle—is how unlikely it felt for so long that you'd ever actually see it. Earlier this week, my colleague Matt Goldberg provided a thoughtful review of the show's filmed debut on Disney+, from the perspective of someone who saw its original Broadway run. But for five years Hamilton existed to me only in the form of a cast album, and it's impossible to describe what …