More than 13,000 Conversos were put on trial during the first 12 years of the Spanish Inquisition. Hoping to eliminate ties between the Jewish community and Conversos, the Jews of Spain were expelled in 1492 ..
A second reason, specifically for using Morse Code during the Second World War, was encoding... Nowadays equipment exists to take an outgoing radio signal and automatically encrypt the data or voices during transmission, this is 'on-line' encryption...
Which is why in Desert Fox, many of these communications and computer facilities were bombed. A particular focus were the computer centers of the Iraqi secret police organizations. No amount of fanciful info-warfare could have convinced anyone responsible for the operation that bits were better than bombs.