Is the panasonic leica dg 25 50mm f 1 7 worth buying used?

Here is what the site says about that.

From Panasonic Leica DG 25-50mm f/1.7: Panasonic Leica DG 25-50mm f/1.7: A zoom lens by Panasonic for Micro Four Thirds cameras, 25-50mm f/1.7. A 50-100mm-equivalent f/1.7 zoom for portraits. Specs - Maker: Panasonic - Focal length: 25-50mm (zoom) - Maximum aperture: f/1.7 - Made for: Micro Four Thirds sensors - Mounts: Micro Four Thirds - Stabilised: no - Autofocus: yes What it frames like - On Micro Four Thirds (Micro Four Thirds): like 50-100mm on full frame; f/1.7 gives about the ...

From Buying used: Buying used: Cameras and lenses are built to last, and many photographers upgrade often. That makes the used market one of the best ways to afford good gear. A body that's one or two generations old is often most of the camera for a fraction of the price.

Quoted from this site's pages.