Why is a big company like Panasonic licensing ProRes not from Apple but from Atomos?
While it's tempting to think that with the Magic Lantern EOS raw hack out in the open that normal, compressed video will never be good enough again, that's taking far too strict a line on it. The fact is that the conventional video output from cameras like the EOS 5D MK III is very good indeed with the exception of certain well-known issues like moire and rolling shutter
In an ideal world, there ought to be no need to calibrate displays
When the first external recorders for DSLRs came out in 2011, there was a drawback: they didn't work with DSLRs! Now, slowly, that is changing, but the 5D mk III is the big one and now, with its newly released firmware, a clean HDMI output is available to record externally