Foursquare CEO Dennis Crowley (@dens): your phone knows if you're a local or a tourist http://t.co/BC6GSzSbSl #sxsw 0 atbildes

Mareks Matisons™
(2013-03-12 12:33:29)
@twitter
Foursquare CEO Dennis Crowley (@dens): your phone knows if you're a local or a tourist http://t.co/BC6GSzSbSl #sxsw

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