[16:15] JPGs are for photos [16:15] GIFs are for animations until animated PNGs become common place [16:15] PNGs are for win and awesome and fluffy kittens. [16:16] BMPs are for fail and hate and war [16:16] TIFF is the name of a girl I used to like, and also some random image type. [16:16] SVG is vector, which takes ages to render in firefox for me.