30% of Disney Mobile’s subscribers use GPS location-tracking services once every other day, and about 70% come from the handset.
Disney Mobile is a MVNO (Mobile Virtual Network Operator), which was founded last year and has special services for families.

It’s up to you if you find this kind of control good or bad. This service offers some good possibilities for parent for younger kids, but I can’t imagine that in Europe such a service would be accepted.

Facts found at GigaOM