The Future of Privacy - iOS 4 for The iPhone and iPad, What Secrets Does it Hold?

It is amazing the amount of data that is collected on each one of us; tax data, driver's license data, employment data, credit data, and that's just for starters. Then there is all the information we have online as well, much of which is placed there totally by choice, but I ask, is this wise. I mean in this day and age of identity theft, are you sure playing on social networks or participating in the next newest personal tech device and all its offerings.