'“This is not what students bring to school,” Sheppard said, holding the chain to the camera. “These are heavy industrial chains that were locked with bike locks, and this is what we encountered on every door inside of Hamilton Hall.”
'But this is exactly what students bring to school, and it’s a bike lock chain that’s recommended to them through the Columbia University website.'
@jmccyoung Yup. That is precisely the chain I use because (a) a U-lock can't fit on my quad and (b) cycle theft is super-high at Davis, just as it is in NYC.