After I mispronounced it in a

In reply to Pronounciation:

After I mispronounced it in a TypeCon talk, Matthew Carter came up to inform me (with characteristic politesse)

After a talk in which I referred to Rudolph Růžička using my best attempt at a Czech pronunciation (Roo-zhee-tchka), Matthew similarly pointed out to me that after coming to the States, he was simply known as “Roozika” by all his friends over here.