You said they were together for seven years, when that's not what you meant to say. Yes, you should have said what you meant to say. This is nitpicking?

If I said your IQ was 70 when, in reality, it was 100, I think you'd object. I don't think anybody would say you were nitpicking.

This website is populated by a bunch of people who do technical things, and have to get the technical details right. We should do that.