1. Paul Jans Paul Jans United States says:

    So what if people walk into a McDonalds through opening the door touching the door handle and sit down and eat their burger using their hands?
    Or inside an aircraft touch the seat belt lock and then eat the bread served by the flight attendants?
    And so on...

    Actually our immune system probably would be poorly working if we lived in a too sterile environment and that ain't good either.

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