Yes, inventions are all deadly in one sense or another. They are openly considered so when their effect kills human beings. Few inventions are conceived with the intent of producing murder, the atomic bomb notwithstanding.
THAT little fiendish device was the accumulation of knowledges and sciences gathered by men who were seeking knowledge for the sake of knowledge and it was not until the need arose and the facts became clear that the idea of Atomic Power for Military Purposes became fact.
Similarly, Walt Franks didn't really know what he was starting when he began to think about the next big project for Venus Equilateral.
You see, by reasoning, Walt assumed that if men could send intelligence and energy by beam transmission, there was no reason why men couldn't send—THINGS.
[SPECIAL DELIVERY]
Don Channing grinned at his wife knowingly. Arden caught his glance and then laughed. Walt Franks leaned back and looked highly superior. "Go ahead and laugh, darn you. I tell you it can be done."
"Walt, ever since you tried that stunt of aerating soap with hydrogen to make a floating soap for shower baths, I've been wondering about your kind of genius."
"Oh, no," objected Arden.
"Well, he wondered about it after nearly breaking his neck one morning."