Is the sony fe 100mm f 2 8 stf gm oss worth buying used?

Here is what the site says about that.

From Sony FE 100mm f/2.8 STF GM OSS: Sony FE 100mm f/2.8 STF GM OSS: A prime lens by Sony for Full frame cameras, 100mm f/2.8. Its apodization filter makes very smooth out-of-focus backgrounds, at the cost of light (T5.6). Specs - Maker: Sony - Focal length: 100mm (prime) - Maximum aperture: f/2.8 - Made for: Full frame sensors - Mounts: Sony E - Stabilised: yes - Autofocus: yes What it frames like - On full frame (Sony E): as marked, 100mm. - On APS-C ...

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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