Mona Lisa Smile

Scientists have at long last decoded Mona Lisa's famous smile. Thanks to emotion-recognition software, we now know that Debbie Hancock (the model who played Mona Lisa) was:

83% happy
9% disgusted
6% fearful
2% angry

Using my brain's worthlessness-recognition software, I discovered that this project was a 100% waste of time.

Related: Same computer found the movie Mona Lisa Smile was:
44% Dead Poets Society
43% Lean On Me
10% Julia Roberts' Teeth
3% Star Wars