User talk:198.163.223.169

November 2019
Hello, I'm Hummerrocket. I wanted to let you know that I reverted one of your recent contributions —specifically this edit to Constant-velocity joint—because it did not appear constructive. If you would like to experiment, please use the sandbox. If you have any questions, you can ask for assistance at the Help desk. Thanks. Hummerrocket  (talk)  19:30, 27 November 2019 (UTC)
 * If this is a shared IP address, and you did not make the edits referred to above, consider creating an account for yourself or logging in with an existing account so that you can avoid further irrelevant notices.

This is 100% a shared IP address at an educational institution. Unfortunately there are many immature people on this campus [citation needed]. 198.163.223.169 (talk) 19:57, 17 December 2019 (UTC)