Is the canon rf 28 70mm f 2l usm worth buying used?

Here is what the site says about that.

From Canon RF 28-70mm f/2L USM: Canon RF 28-70mm f/2L USM: A zoom lens by Canon for Full frame cameras, 28-70mm f/2. A big, heavy zoom with the aperture of a fast prime. Specs - Maker: Canon - Focal length: 28-70mm (zoom) - Maximum aperture: f/2 - Made for: Full frame sensors - Mounts: Canon RF - Stabilised: no - Autofocus: yes What it frames like - On full frame (Canon RF): as marked, 28-70mm. - On APS-C (Canon) (Canon RF): ...

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.

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