Sure she wasn't being sarcastic? ;-)
In this case yes, because of the bodylanguage and the vibe in which the words were said.
If a person wants to make you a compliement, wearing an item that extraordinary makes it easy for the other person to start a conversation.
I also get frequently asked where I brought my Vibriams.
r/Fitness does a weekly "Moronic Monday", a judgment-free thread where people can ask questions that they would ordinarily feel embarrassed for not knowing the answer to. I thought this seemed like a useful thing to have here - after all, the concepts discussed on LessWrong are probably at least a little harder to grasp than those of weightlifting. Plus, I have a few stupid questions of my own, so it doesn't seem unreasonable that other people might as well.