User talk:Feadnation20

February 2013
Hello, I'm A930913. I wanted to let you know that I undid one or more of your recent contributions to NAND logic because it didn't appear constructive. If you think I made a mistake, or if you have any questions, you can leave me a message on my talk page. 930913(Congratulate) 17:15, 4 February 2013 (UTC)

Please refrain from making unconstructive edits to Wikipedia, as you did at Sandstone with this edit. Your edits appear to constitute vandalism and have been reverted or removed. If you would like to experiment, please use the sandbox. Thank you. 930913(Congratulate) 17:35, 4 February 2013 (UTC)