Markets fell Monday. September 14 was down. AI stocks fell. Tech leaders wanted to curb the AI frenzy. Chip and memory stocks went down too. A Black Swan investor sided with Michael Burry. He predicted a manic surge before a downturn.

Bitcoin came under pressure. An analyst said a S&P 500 pullback could push Bitcoin to $10,000. Another investor called Bitcoin a one-trick pony. He said its collapse would be deeply damaging. Transat A.T. shares declined 5.97 percent. Fuel costs stood behind the decline. Warren Buffett urged caution when others are greedy.