Originally Posted by
Juha
All true. Also, depending on rack location, there's a good chance every fifth bike you see there in midwinter is abandoned. That said, I know cyclists who bike all year round with same tyres and say it works better for them than switching back and forth. Personal preference / risk evaluation, I guess.
In Michigan you might have a problem finding a single bike with studded tires, even when given hours of search time. I am not sure that my year-round commuting partner is even aware that such tires exist, but then he has his flats fixed by an LBS and he does not own metric wrenches
.