http://www.wifi.com/ has pr 5 and 0 back links also its a parked domain.... how on earth does a parked domain ged pr5 with zero incoming links.... how...how
hmm, do you think your pr will be higher if you have less characters e.g. a 2/3/4 character address will rank higher e.g. gs.com, ms.com, etc.
whooopps :S just found a similar thread here http://www.v7n.com/forums/google-forum/29210-pr6-no-backlinks.html !!