stopwatch400
Newbie level 1
I got shown this by someone who thinks it's real. I have a feeling it isn't, but I'm not sure exactly how it works. Can anyone see something I'm missing that shows how it's done? Thanks
https://www.youtube.com/watch?v=7-U04KuI0I0
https://www.youtube.com/watch?v=7-U04KuI0I0