I think the forehead beats the palm hands down, as it were.
My money says iris scans will be a prime consideration for the biometric end.
Did anyone ever see any results of their use of the Super Bowl a few games ago (in Florida, wasn't it?) as proving ground?
Shwew ... thank goodness this is one aspect of the loss of liberty, abuse of the Constitution and implementation of the "New World Order" (not to mention "Judeo-Christian" prophecy) that the Evil Kerry won't be able to impose on us should he totally screw up his campaign to date and actually win the election.