The "database for the rest of us," FileMaker's Bento for Mac, has hit version 4 today along with revised builds of the iPhone and iPad editions. It's a little bit surprising to realize that Bento has actually been on the market for three years now; in this edition, the product team has added some key features to the personal data manager, and for the first time it will be sold via the Mac App Store in addition to boxed/download sales.
The biggest improvement in 4.0 is a feature so obvious that I mistakenly thought it was already part of the product: