Quote:
Originally Posted by SaintessHeart
Who the heck in their right mind would take a controller and plug it into the Internet?!?!?
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Convenience.
eg An engineer can troubleshoot a problem from home instead of making it all the way down to the plant. Some deal if the x-tier support is in another country, they can access the data from the site remotely.
Alternatively, they can centralize the control from a central monitoring hub to save on cost.
Quite frankly it doesn't need to be on the net to be hackable, wasn't there a case where a researcher discovered a flaw in pacemakers which allowed people to take control of it? (He died before he could present it)