One of the most impressive new gear on the NAB show is the Z Cam E2 Micro Four Thirds camera. 4k at 120fps and with 10bit….huge! Here is an interview with the maker:
https://www.youtube.com/watch?v=_xieQbi6Gc8
Personla View also took a look at the Z Cam E1 Taipan Cage
https://www.youtube.com/watch?v=aVsv8hWQDwI