Over two years ago, in our annual year in preview series, we noted that while only three states had passed laws specifically dealing with the protection of biometric information, other states were considering following their lead.  But even as biometric technology has continued to advance, state legislatures have remained cautious about enacting privacy legislation directed specifically at the protection of biometric information.  As of now, only three states—Illinois, Texas and Washington—have biometric-specific legislation, though California’s…