I bought some PETG solid color blue and green filament months ago. I used some of the blue but was not producing good prints. I thought it was because I had not run enough trial prints to get the settings accurate in the Smplify 3D slicer software. I discovered today that wasn't the problem. The print nozzle in my printer was so worn out, none of the settings in Simplify 3D could ever be close to correct. I installed a new nozzle and almost instantly the PETG started printing beautifully. Here is a link to the nozzle problem I reported in Dimensional Print Studio (https://dimensionalprint.org) I had been using the one nozzle for well over six months. Lesson learned is that nozzles do wear ou...