this is a ballistic arm recovery at race speed
https://www.youtube.com/watch?v=xatLImz5Odo
https://www.youtube.com/watch?v=oRO2o8x_7IU
and here on a recovery swim speed
https://www.youtube.com/watch?v=zhVX...Y#t=145.162539 (from 2 min 11)
You can also swim a bit halfway between normal high elbow recovery and straight arm ballistic style
https://www.youtube.com/watch?v=28V_U8zVLsk
If you really keep the hands relaxed and drive the arm up from core/kick/shoulder you get that strange hand flipping out the water style.