User talk:114.29.227.255

June 2021
Hello, I'm RG067. I wanted to let you know that I reverted one of your recent contributions—specifically this edit to Derek Muller—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. RG067 (talk) 10:37, 29 June 2021 (UTC)

August 2021
Please refrain from attempting to make unconstructive edits to Wikipedia. Your edits appear to constitute vandalism and have been [ disallowed by an edit filter.] If you would like to experiment, please use the sandbox. Repeated vandalism may result in the loss of editing privileges. Thank you. Materialscientist (talk) 19:28, 23 August 2021 (UTC)