They say: > The second reason, which mainly makes sense with our terabyte services, is to have a high limit but one that deters the really heavy users, i.e. th

They say: > The second reason, which mainly makes sense with our terabyte services, is to have a high limit but one that deters the really heavy users, i.e. the people that literally use hundreds of times the typical usage. By excluding such customers from these services we can provide a faster and better services to our customers