Never seen a problem with high KP.
Seems to be another tale to tell your grandkids. "I just few in the highest KP ever kids." all the non believers will just say don't fly but I did.
For over 10 years I've been hearing reports of potential problems for drone flying in high Kp events.
But I still haven't seen a single case of an incident that could be attributed to the high Kp.
I have flown as often as I could during high Kp...
I have bought a ton of stuff from them, never a problem other then having to wait for delivery. Something that needed return was never a problem unlike the USA firms that BS you to try this or that or just reject your return. If its cheaper then...