Besides, there's the bias of Onavo's users. Given their product, they tend to be more tech savvy, frequent travelers, users of (limited) intl data plans. I'm s

Besides, there's the bias of Onavo's users. Given their product, they tend to be more tech savvy, frequent travelers, users of (limited) intl data plans. I'm skeptical their sample would be a good representation of the mainstream app audience.