In article ,
katy wrote:
My fear is that with the spread of these machines to local
establishments and businesses, more harm than hurt is going to
occur. And the thought of some little kid playing "doctor" on his
friends or siblings leaves me cold....

I don't see how it could be an issue, since the unit will not work
if the condition isn't a match.

Of course, anything is possible I suppose...

--
Capt. JG @@
www.sailnow.com