The idea that information might be the key to understanding quantum
mechanics is often met with the Bell's dismissive comment: 'Information?
Whose information? Information about what?' But we donít ask these
questions about a USB flash drive. A 64 GB drive is an information
storage device with a certain capacity, and whose information or
information about what is irrelevant. I present a case for understanding
quantum mechanics as about the structure of information, in a similar
sense to which the theory of relativity is about the structure of