User talk:2600:1700:74C0:AA00:3D55:A4EC:7CA4:2E3E

November 2021
Hello, I'm Tol. I wanted to let you know that I reverted one of your recent contributions—specifically this edit to Charles K. Kao—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. Tol (talk &#124; contribs) @ 02:54, 5 November 2021 (UTC)

Please stop your disruptive editing. If you continue to vandalize Wikipedia, you may be blocked from editing. Tol (talk &#124; contribs) @ 02:57, 5 November 2021 (UTC)