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A comment on Please scan my towel. Parent comment

Re:Please scan my towel by Raphmedia on Friday March 11, 2016 @11:43AM (#11267666)
I think we already solved this issue ages ago... https://en.wikipedia.org/wiki/Sliding_door_operator#Triggeri... :)
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Re:Please scan my towel by gkya on Friday March 11, 2016 @05:03PM (#11269875)
He could also leave his stuff on the ground and open the door in most if not all cases, I think. Why create problems to solutions that come with their own problems (installation, maintenance...)?
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