yeah, I always wondered if it's something to do with type of personalities too that typically go into sales/marketing vs. engineering, extroverts vs. introverts

yeah, I always wondered if it's something to do with type of personalities too that typically go into sales/marketing vs. engineering, extroverts vs. introverts type of thing (I am simplifying here greatly). Because I don't even understand how it can come to these situations, when me and my team drink together we just talk about science/tech stuff or something dumb like, does a bagel qualify as a sandwich.