It gets pretty close; 3DRs SOLO streams "black box data" to the transmitter in addition to logging it onboard the drone, so you get data up to the moment of inc

It gets pretty close; 3DRs SOLO streams "black box data" to the transmitter in addition to logging it onboard the drone, so you get data up to the moment of incident even if the transmitter link fails. It also has a fail safe processor in the hardware that the community is adding I/O functionality to for just this purpose.