According to the::unwired Orange is releasing clients for Webraska's framework in UK. Interesting numbers mentioned in the same page regarding use of smartphones for mixed transportation usage running navigation software like these:
"According to navigational analyst Canalys 'The mobile GPS navigation market is doubling year on year in EMEA. By the end of the year 14 million Sat Nav units will have been sold in the UK of which around 1 million will be on smartphone devices.'"Nokia working with Primax and Windows CE integrators like E-ten are targetting the same market space. Plus BusinessWeek is pumping up NavTeq, but not much more than that.