Armstrong was
the more impressive in actually putting the tube to
work.
DeForest is painted rather blatantly as nothing less than a slimeball
by the T.H. Lee chapter cited by the previous web site:
http://www-smirc.stanford.edu/papers/chapter1.pdf
In legal proceedings attempting to claim credit for the superhet,
DeForest made a perfect idiot of himself. He didn't have a clue.
We call people like that "executive management" nowadays.