I can download the pictures from the camera using the data cable or I can unplug the card and plug into my PC's card reader. Both work and I couldn't notice big differences in speed or reliability. ...
This may be a Panasonic-specific question. My camera is a DMC-FT2. On the memory card, apart from the JPG files a lot of other file types can be found. Do you know what they contain and what they are ...