A screenshot from a military subreddit, posted to r/stocks with a countdown clock, did something that weeks of Bloomberg and CNBC coverage had not: it made the abstract threat to AI chip supply chains feel immediate and personal [2]. The post's author was not making an investment thesis. They were asking whether to hold or run — a question that collapsed geopolitical risk analysis into a single, time-pressured decision. The extensive discussion that followed were not answers. They were a community processing shared uncertainty in real time, the collective equivalent…