Inside the mind of an autonomous delivery robot Digital Trends

In the summer of 2014, Ahti Heinla, one of the software engineers who helped develop Skype, started taking photos of his house. There is nothing particularly unusual about this, of course. Only he kept on doing it. Month after month, as summer turned to fall and fall gave way to winter, Heinla went out to the same exact spot on the sidewalk and snapped new, seemingly identical pictures of his home. Was the man who had played a crucial role in building a multibillion dollar telecommunications app losing his mind?