But what's erroneous input? A bit is flipped? A .1V increase over 0 makes it a logical 1, when it should be .3V? I mean, this is the domain of computer/elect

But what's erroneous input? A bit is flipped? A .1V increase over 0 makes it a logical 1, when it should be .3V? I mean, this is the domain of computer/electrical engineers in the first place, to prevent these kind of problems. This is what happens when you outsource your critical components to 3rd parties.