It happends to me also,when I have a thousand things going and in a hurry my mind doesn't focos real good.Sometimes I get so mad at my self,I take a deep breath and back track and then I can see it.
Your head is up where the sun don't shine - pull it out then open your eyes.
damn fool!!! some people have this problem, STOP making fun of a condition that is very frustrating, and doesn't happen a lot, just enough to be frustrating! Shame on you for such a vicious answer, Joking? NO, you don't joke about a real problem!!!!!
the condition is called inattentional blindness, there are lots of information on the internet about this condition
Open your eyes?