Yikes, I looked up the specific values involved for softbank (as they are the exclusive iPhone carrier) and the $10 usage is roughly 1.5 mb. The max-ed out usa

Yikes, I looked up the specific values involved for softbank (as they are the exclusive iPhone carrier) and the $10 usage is roughly 1.5 mb. The max-ed out usage is.... 8.5mb. The current values in the scale are clearly a bit antiquated, but the concept seems like a good one.