None yet, but you are right. It is too early to tell. They are most prevalent in Thailand where they were launched in April 2010, but since 30% of Thailand is flooded any results from there would not be a true test. Generally, CVTs are much more reliable than they used to be. Very little trouble in the Honda Jazz and now Toyota has moved into CVTs big-time: in the IQ, Yaris, Verso S, Avensi, Verso and even in the RAV-4.