You're completely right!
I forgot that infrastructure monitoring involves having a drone camera pointed at one particular bolt for three hours... in case it unscrews itself.
But here's the really good question... Why would you need to record HD...
'perch' mode... interesting... Let me translate into plain English - that means covert video and audio surveillance of people, you know... the very thing that literally all of us 'normal' drone users aren't allowed to do because it's against...
I always read the release notes first. If there's a new feature or a stipulated software enhancement to hardware: I've always updated to that firmware for the relevant drone. If the notes state "...minor bug fixes and security updates..." I don't...
Finding something to do with your flying camera (other than cranking out formulaic video ads for cheapskate/ungrateful estate agencies) will keep you interested in using one of the most amazing technological developments of the early 21st...
Just checked mine...
In normal video: I have h.264 with no option for h.265. I do have options for 'normal' and 'D-cinelike'.
In 'Slo-mo' the camera settings alter, in this mode: there are the options for both h.264 and h.265 in either 'normal'...