Your 'condensed' paragraph is interesting. The industrial quarter of the city near where I live has one general engineering business sub-contracted to supply parts for submarines, meaning that a crappy, run-down mid-Victorian factory district...
The current cost of your list of DJI 'alternatives'.
SKYDIO
"...Skydio’s New X10 Drone Looks Amazing...but Skydio won’t sell it to you....(the X10) is being provided to the police, the military, and other public service organizations..."...
Just as a matter of interest, exactly what is Skydio offering to the average consumer?
Let's not forget that the vast majority of American drone users don't run their 'inventory' to service a full time business... and if they do want to start a...
Skydio is the reason for the potential DJI ban. Their use of congress in corporate warfare disgusts me beyond belief. I would NEVER buy a drone from Skydio.
Last time I was in the smoke: Duran Duran was still popular (and young)... so its safe to say I'm not current with London shopping.
But I may have solved your other problem... the one about the Brit reg bag...