Filed under: iPhone, App ReviewLast week, TUAW featured a post about how development house tap tap tap has been able to string together a series of App Store successes. In that post, we used tap tap tap's sales stats for Camera+ to demonstrate the company's success not only in the U.S. App Store, but internationally as well. That post got me intrigued about the Camera+ app, so I purchased it for installation on my iPhone 4. What I found is a US$1.99 app (it's currently on sale at that price, so buy