Here is another version of it (rebadged?):
http://pdaphonehome.com/forums/samsu...r-awesome.html
Those who tried it said it worked pretty well.
FWIW, I agree with you - using GPS on my phone is overconvergence. I bought a Mio c520 that is much better and easier to use and to see. I don't mind having a couple of devices that overlap.