Use this test to get the answer!
Please, don't try to hack test (trying to guess the exact moment of color change).
Target it to get real (as possible) statistics among quakelive players.
If you personally know pro players around, please invite them to this thread.
Very interesting to know reaction time of each of them.
Please post your result, setup and profile on site to see statistics.
Guys, who will get lower then 180, please run many clicks (like 100-200), register on site and post link to profile here.
Mine is ~195 ms.
Age 34, male.
Mouse: Logitech g400, 1000 hz poll rate
Monitor: ViewSonic 120 hz, 0 ms input lag.
All tests are done in Microsoft Explorer browser.