advertising marketers would know which content on a page was most interesting, and the provider could push targeted ads based on that interest.
time spent on site websites would redesign their content dynamically to maximize the length of your stay on a site.
That second prospect is also scary: the internet is already known to be a time-sucker if you can't control yourself. Imagine how addictive it would be if facebook and google started adding those tactics!
/via +michael barth
How Eye-Tracking Technology Can Ensure You Never Look Away
Over the past several decades, computers have evolved to become ever more sensitive to our cues. Room-sized machines controlled by punch cards were gradually replaced by desktop computers hooked up to…
+Norman Robinson agree completely. The idea has potential, but the suggestion in the article is bound to be a failure from day one.
"compelling" = "Ad" = fail – this won't work the way they cite in the article. I have no doubt they'll try it, but little doubt as to the complete failure and meaningful user interaction unless they come up with a better metaphor and method, and find a legitimate reason for the users to want to use their eyes as input. Even their example of helping someone focus – by popping up something after two seconds of indication the reader is delaying – doesn't help anyone focus! >.<