> It came from CompSci people researching sandboxing of JavaScript. Ahh! That makes more sense. > site it executes in They seem to be allowing capture of UI

> It came from CompSci people researching sandboxing of JavaScript. Ahh! That makes more sense. > site it executes in They seem to be allowing capture of UI events on any element that is selectable through their (limited) query interface. This is probably to allow interactive designs or ad-network "auction" tracking, but it's still spyware.