and the ones that other people control the ones that you control this one's email notifications I probably the worst offenders if you think that that little pop-up doesn't nothing for your concentration the truth is that for your brain it looks more something like this you cannot just stop looking at it millions of years of evolution have made our brain really sensible to any unexpected movement mostly because the fear of being eaten so when that little pop-up shows up on your screen you have to focus on it you don't have an option so