Versatile multi-energy hard x-ray camera to study confined and unconfined fast electron dynamics and anisotropies (Invited). - Barbui, T.; Delgado-Aparicio, L. F.; Savoye-Peysson, Y.; Stratton, B.; Dumont, R.; Hill, K. W.; Pablant, N. A.; Wallace, J.; Wisniewski, J. (Review of Scientific Instruments, 2024)