The arrows are to create an entirely illusionary...
sense of order, I suppose. The whole set up at Ikea almost seems designed to drive you insane - a weird, dystopic mix of chaos and banality. They are actually conducive to aberrant behaviour. Google 'Ikea Riots' and you will find 174,000 links. I think the Edmonton one was the most recent to erupt in violence.
(Happybara The jungle came alive and took him, Thu 13 May 2010, 10:25, Reply)