And in more digital photography news, Canon has 3 new cameras, the S300, and PowerShot A10 and A20. The S300 is about the same as the S100, but with a 3x optical zoom. The A10 and A20 seem to be \”affordable\” cameras, at 1.3 and 2.1 megapixels, respectively. Also from Canon is a portable printer that connects directly to these new cameras and prints little credit card-sized pictures. I\’m starting to wonder whether I should\’ve waited a few months before I got my PowerShot S10…