[ Thanks to Scott
Ruecker for this link. ]
“Welcome back! In part 4 we ranged all over the place, from how
to manage and edit your photo archives with Linux, some discussion
on choosing lenses, and finally getting down to the most important
part of getting high-quality photographs: understanding aperture,
shutter speeds, and ISO. Part 4 covered the fundamentals of
aperture, so let’s leap in to shutter speeds and ISO. This applies
to point-and-shoot cameras as well as the fancy DSLRs with herds of
different lenses; if you don’t understand these three photography
fundamentals, you won’t understand how to get the best
photos…”