If someone steals a copy of your finger prints what do they have? However, DNA can be used for more things that you will know. To me it belongs to me and shouldn't be something that can taken from you. You stated "It is already legal to obtain DNA samples from convicted felons for permanent input into the database as it very well should be." Nothing wrong with this you are convicted of a crime.
Remember a traffic ticket is an arrest. They will be wanting you to give a swab on the side of the road.
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