Relative: You know about computers, right?
Me: I’m not sure. Who knows about computers, really? In the words of W.S. McCulloch, “What is a number, that a man may know it, and a man, that he may know a number?” (if you’ll pardon the gendered language) Now if you extend this to computation…
Relative: All right, STFU, I just wanted to know how to update my Amazon account…
Your attempt was ill-planned poorly-executed and just plain not nice, Ministry for the Propagation of Virtue and the Prevention of Vice.