24/7 trading and dark pools

And that is before considering the logistical nightmare that 24-hour exchanges would entail. The witching hours are currently when all manner of dull, but vital, post-trade processes take place, from settlement and valuation to the reconciliation of mistakes.

I get it, but dark pools is where people think the action is, and for major multi-national conglomerates the sun never sets, so why should the markets?

_{Quote Citation: The Economist, “Why 24/7 trading is a bad idea”, Jul 23rd 2025, https://www.economist.com/finance-and-economics/2025/07/23/why-247-trading-is-a-bad-idea}