The flashes of light may vary in shape, color, frequency, and duration. Flashes of light in the corner of the eye could be due to changes in the eye’s structure, which becomes more common with age.

Enter an old Rogue Amoeba goodie: LineIn. Not only is it free (who doesn’t love free), but it requires nothing more than a button press to set up and pass my iPod touch audio through the audio line in ...