User talk:2409:4042:91B:5419:0:0:15BF:38AD

January 2022
Hello, I'm Blaze Wolf. An edit that you recently made to Optical fiber seemed to be a test and has been reverted. If you want to practice editing, please use the sandbox. If you think a mistake was made, or if you have any questions, you can leave me a message on my talk page. Thanks! ― Blaze WolfTalkBlaze Wolf#6545 14:03, 13 January 2022 (UTC)