Which inventor would be most confused at how their invention is being used nowadays?

"The year is 1946. It's just after the war, you just travelled back in time and you meet Alan Turing. "Oh hey, you're considered the father of the computer." "You mean they remember my achievements during the war?" "Oh yeah, the computer is the most important thing in my age." "My word, what do they use it for?" "Everything! Communication devices, calculation, writing, playing games, driving trains and cars, pornography, design, organisin-" "I'm sorry, what was that last one?" "Organising things?" "Err, no, um, Pornography." "Yeah, we have this communication network called the internet, like a phone network for computers, and alongside business, communication and stuff, we use it for porn. All sorts of porn. From the conventional to the weird, to the soft to the hard. Here, this is a pornsite called Himeros that does high class gay porn." "O-Oh my..." "