So? The radiocarbon daters are here. Both are still using technology to make measurements. Is the feed produced by a radar gun an opinion?
>>So? The radiocarbon daters are here. Both are still using technology to make measurements. Is the feed produced by a radar gun an opinion?<<
Yes, they are here in the "courtroom" but they were not "there" when the offense was committed. And yes, radar gun testimony is thrown out all the time. It really is not a very high bar.
Did you hit this:
http://www.pathlights.com/ce_encyclopedia/06dat5.htm