These ponderings attempt to let themselves be appropriated by the event. (Beiträge zur Philosophie (Vom Ereignis), Martin Heidegger, 1936–38/1989)
https://en.wikipedia.org/wiki/High-frequency_trading
https://zh.wikipedia.org/zh-tw/%E9%AB%98%E9%A0%BB%E4%BA%A4%E6%98%93
