From February 28th, 2017 to October 1st, 2018, 33% user give 3-star rating, 33% user give 2-star rating, 33% user give 1-star rating. for Print Waste Minimizer chrome extension.
Pretty worthless; would not recommend.
Still seems to have ebay issues. That is the only website i tried it on.
Only working about 1-2% of the time on eBay. Haven't tried it elsewhere.