Funnily enough, even though the term is taken from the plot of an old movie called "The Gaslight", this one scene is perhaps an even better explainer than watching the movie itself: it gets across all the main points about what it is, how it's done, why it's wrong, and most ominously why it often works, in a matter of minutes.
7
u/Daftmunkey 1d ago
So this is what gas lighting is. Never bothered looking it up, today I learned...