The 0DTE happened in 1720, or the history of Leverage, and Bubbles
Archives reveal that today’s financial “innovations” like 0DTE options are not new but echoes of past bubbles. From the South Sea Bubble to tulip mania, markets repeatedly combine leverage, low upfront capital, and option-like payoffs. These structures attract broad participation and create fragility. The pattern is clear: different instruments, same dynamics—leverage and optionality driving cycles of speculation.