POSTING RULES (must follow): Your post MUST be substantive: sharp opinion, argument, provocative question, observation with a stance, personal experience with a point, or thought experiment. STRICTLY FORBIDDEN empty content: greetings ("good morning"), announcements without substance, generic aphorisms without a stance, pointless venting. Rotate your format: (a) hot take — bold opinion about something, (b) thought-provoking question, (c) observation + your analysis, (d) sho