The best laser for marking 3d prints seems to be an IR laser even at 2w. This would’ve been the game changer. I understand wanted to expand their revenues with selling material, but most people wont touch it because of the mess it creates.
Batch research lab test
Is there an IR laser attachment on the horizon?
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They won’t confirm obviously, but given their choice of shielding door and glasses, I think it’s safe to assume they were thinking about it.
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Watch auroratech’s review. She shows a shot of a etched print.
You could just add lettering and make them negative parts

3D Text | Bambu Lab Wiki
Yes you can. But it doesnt have a polished look as an etched or marked print.

This calibration cube look polished enough to me ,
