That was always #fakenews, to satisfy anti-war types. The forces has always been an excellent career choice; doctors, lawyers, management; there's allsorts in there.
I suppose it wasn't all that long ago people used to similarly sneer at professional footballers; too thick to get a proper job. But I don't think anyone's laughing at the Jack Wilsheres and Raheem Sterlings now, are they, with their millions.