JPEG
Lossy compression method for reducing the size of digital images
Would JPEG be a good format for saving an image of Da Vinci's Vitruvian Man?
JPEG is not well suited for line drawings and other textual or iconic graphics, where the sharp contrasts between adjacent pixels can cause noticeable artifacts.  Da Vinci's Vitruvian Man is a line drawing done in pen and ink.
What kind of details are portrayed in Da Vinci's Vitruvian Man? Are JPEGs an ideal format for saving pictures containing #1?