It would be interesting to redo this study with multiple designs for the dialog box, because as others pointed out, the one pictured in the article looks like s

It would be interesting to redo this study with multiple designs for the dialog box, because as others pointed out, the one pictured in the article looks like sketchy spam (although that doesn't invalidate the claim that people disreguard the dialog when it comes at a bad time if, for a given design, there is a difference in click rate).