Can someone explain why people do this?

[christopher575]

Can someone explain why people do this?, originally uploaded by christopher575.

It's especially annoying in the store's tiny aisles.

Comments

[mika-says.livejournal.com]

Because people don't notice or ever consider that other people live in the world around them and they only care about themselves. OR
Because people like taking up as much space as possible because it makes them feel important and dominant. I dunno. I hate people mostly.