Someone suggested writing "Be concise in your answers. Excessive politeness is physically painful to me." in ChatGPT's custom instructions, and so far I've like

Someone suggested writing "Be concise in your answers. Excessive politeness is physically painful to me." in ChatGPT's custom instructions, and so far I've liked the results. I mean, I haven't done A/B testing, but I haven't had a problem with excessive verbosity every since I set that custom prompt.