Remember Clippy?

TIL:

The program was widely reviled among users as intrusive and annoying, and was criticized even within Microsoft. Microsoft’s internal codename TFC had a derogatory origin: Steven Sinofsky states that “C” stood for “clown”, while allowing his readers to guess what “TF” might stand for. Smithsonian Magazine called Clippy “one of the worst software design blunders in the annals of computing”.

via: [Wikipedia and my co-worker]