# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2020-04-29 08:35:17 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/1255415345768271880) In reply to: [@ActivistUAP](http://twitter.com/ActivistUAP/status/1133254012759879680) @AFSUnidentified It’s physically impossible to move that fast and stop that quickly without that energy going somewhere. “Aliens” isn’t an answer because it poses FAR more questions than it answers. It is much more likely to instrumentation issue.