His being a world war II navy veteran.
Military service has never been a challenge for any presidential candidate. People who serve are generally regarded by the American people as good and brave. Therefore it would have helped his campaign, not hurt it.
The microphone, computer unit, headphone, studio monitor, and the audio
interface are powered entirely or partially by electromagnetic induction.
Although audio cables may be affected by electromagnetic interference,
basically these are supposed to be shielded to work most effectively and do not
use electromagnetic induction to operate. Moreover, the digital audio software
is just a computer application on virtual studios, thus do not also operate on the
EMI principles.
It means that in the political world, when someone prominent is in power, they should answer for what they do, and also what they do not do to help out those around them and the ones that they are serving. By having transparency and not being corrupt this would make the political climate an easier place