Hi Mike,

Lateral movement is easier, shorter is quicker.  The pie chart has a larger 
area in terms of direction of travel i.e. there is more tolerance. The pie is 
smaller but its nearer.  See Fitt's Law for a mathematical view.

Ivor Tillier
Senior Web Producer


-----Original Message-----

http://jonoscript.wordpress.com/2008/10/28/pie-in-the-sky/

What are your thoughts?
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