- Respect for users' privacy,
- User battery drain while on use,
- Data plan usage while on use.
Verizon has not made any friends by opening this can of worms, although its usefulness to users is relatively unquestioned among experts. The worst rated apps have been popular games (among them OMGPOPs Draw Something and Halfbrick's Fruit Ninja,) and even heavyweights like Facebook and MSN Messenger have got low grades for its persistent connection.
It remains to be seen how this impacts users and Verizon's network. Will this be the beginning of a recommendation scheme to alleviate carriers' nightmares?