I think that's the future pricing model for a lot of software products. Think of games, for example, where you could sell the basic version for $5, then big ch

I think that's the future pricing model for a lot of software products. Think of games, for example, where you could sell the basic version for $5, then big chunks of DLC for a few dollars apiece. So you get your game into the hands of anyone willing to pay a small fee, in the hope that those who like it will continue to pay additional small fees for more content.