jfruh writes: "The mobile patent wars continue, with two of the world's biggest tech companies about to blunder into direct conflict. Microsoft holds a number of patents that it claims give it rights over mobile map applications that overlay data from multiple databases (map info from one database and store location info from another, for instance). Many Android vendors already pay Redmond licensing fees for their mapping apps; now Redmond is going to court in Germany to sue one of the holdouts: Motorola Mobility, which is of course owned by Google." Link to Original Source
We warn the reader in advance that the proof presented here depends on a
clever but highly unmotivated trick.
-- Howard Anton, "Elementary Linear Algebra"