While that might qualify as "driving in circles", it did not appear to be intentional, and is a valid issue that one might have.
Really, he shouldn't have mentioned that 0.6 miles at all. If 0.6 miles makes the difference in how a car performs, just drop it.
But since Musk thinks this guy was insulting his baby, the 0.6 miles (in _circles_!) looks sinister to him.
While that might qualify as "driving in circles", it did not appear to be intentional, and is a valid issue that one might have.