[pixl97]

>In fact, it's a great deal more difficult, because now the attacker has to have an equally sophisticated voice recognition system at their disposal in order to interpret the intercepted data.

Or you just pass the data to Siri or Cortana (or whatever microsoft is calling it). Protecting against hacking is defense in depth. If the database is well protected and monitored, attack the target that is not well protected and monitored.