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@hippy
This specifies the seat tube angle as 75.5, same as the 2009 model
http://www.cartype.com/pages/480/bianchi_pista__2007
The head tube angle appears to have dropped from 74 to 72.5.
The tyre clearance can be explained by the fact that the wheel is rammed into the track ends as far as possible in the top shot and not the other.
Why we are even discussing the geometry of such a horrid little machine I have no idea.. :P