I revert to 1.0.3 and phone work, but say "let the phone reboot fully before opening apps" or something. I am crying. The sobs, the sorry sorrows.,.,.,.,
but
i flash back to 1.0.6. This time. Overwrite MODEM.IMG from 1.0.3 into 1.0.6 folder
BINGO
we have the truth
the good fix
incredible...