[herendin]

I also thought so, but the research abstract linked from the article suggests there is a real perceptual effect.

I would be curious to know if they had any estimate of the 'frame rate'

http://journals.plos.org/plosone/article?id=10.1371/journal....

[jacquesm]

~18 Hz by my own imperfect measurements.

[herendin]

Seriously, or only joking? That's interesting. How did you measure it?