How do you measure success?

I suppose you could use the Karl Urban standard:

He is best known for playing Éomer in the second and third installments of Peter Jackson's The Lord of the Rings trilogy, Dr. Leonard "Bones" McCoy in Star Trek and Star Trek Into Darkness, Cupid and Julius Caesar in Xena: Warrior Princess, Kirill in Bourne Supremacy, Vaako in The Chronicles of Riddick and Riddick, and Judge Dredd in the 2012 film Dredd.

(cough)

I count it a success when I see something like this in my browser:

It means I successfully deleted something that interrupted me to get itself updated.