I bet nobody of you looked at 23 hour chart of EUR or GBP.
But this is the chart that will reveal some secrets to you as a trader. Take a better look at it.
I have no logical explanation to this but its robotic nature is effective in forecasting impulsive price moves.
You can use RSI with 23 hours chart. I find it esp useful as it is using closing prices, which are clearly cyclical on 23 hrs chart.
FOR EDUCATIONAL PURPOSES ONLY!