I use this implant device, that goes into your upper arm...
I am Type 2 diabetic and my blood suger can spike wildly.
My doc thinks it may be time to move to an insulin pump.
So yes... your warning is valid. Start monitoring this before it becomes a problem.
SARB regulations also in a mess....
https://www.moonstone.co.za/sarbs-new-exchange-control-rules-draw-criticism/
https://www.moonstone.co.za/sarb-softens-exchange-control-rules-but-barriers-for-non-residents-remain/