now london is a tricky town to get your head around spatially, but i would imagine any self-respecting academic or polymath would feed similar amounts of data into their brains, so why do we keep coming back to taxi-drivers?

are taxi drivers in rio di janeiro similar?

do different sections of their brains develop too?

this snippet of neurotrivia ha been making rounds for years, i just wonder why they don't take it further.

human tom toms proves only so much... kalahari bushmen probably have similar memory banking brain-mapping the nuances of their territories.

turn left at the pig wallow...

'The history of public debt is full of irony. It rarely follows our ideas of order and justice.' Thomas Piketty