All the other comments seem to be misinterpreting this as "the passwords were changed to lowercase before hashing and storage", which is entirely different. Lo

All the other comments seem to be misinterpreting this as "the passwords were changed to lowercase before hashing and storage", which is entirely different. Lowercasing after hashing increases the likelihood of a collision, but it won't necessarily have anything to do with the upper/lowercasing of the actual password.