Its rude if you're a human, and entirely unacceptable if you are a computer.
But then the actual flow of the conversation is deeply semantic in the best conversations, and the rules are very much a "dance" or a negotiation between partners.
It also implies that being the person who has something to say but is unable to get into the conversation due to following the conversational semantics is akin to going to a dance in your nice clothes but not being able to find a dance partner.