I just heard someone say ‘I could care less’ … and for some reason it drives me insane! So, as a public service I am putting this up as a reminder: ‘I could care less’ means that you could, in fact care less. I couldn’t care less, on the other hand …
The image is one I always have at hand since I found it a long time ago … sort of like ‘Captain Obvious’ and the tin-foil hat ‘conspiracy’ guy.