Does It Break the Simplified Version That I Just Said?

The database is never truly updating or deleting values in place, so you're going to err on that side of doing things. And if it is an older transaction that is writing but it hasn't been committed yet, then it doesn't show up on the tip yet. "I was like, okay, does it break the thing that the simplified version that I just said? And I wonder why they didn't just say the simplified version," he says.