Thanks for posting this Steven, and I hope SEGGER can find some time to update the J-LINK for micro:bit V2.2x. I've run into this as I've begun some development in this area, and though completely new to embedded systems engineering, suspect that most might find this a very appealing start considering the accessibility of the micro:bit from both a price and feature set point of view.
The possibility for education institutions using the micro:bit in this area also seems like a larger audience than just hobbyists/makers like myself, so fingers crossed.
FWIW, I've posted on the Nordic forums with some ideas on how I'm tackling this issue in the mean time: