Sorry it was a reaction to the original articles headline that you have linked to, their are lots of good reasons for upgrading that footpath and hopefully the National trust will help with that (could they make it a permissive bridleway)
They gave their reasons for going the way they did on the interview on the Vital mtb video, don't think that going for the middle ground was the best way forward for them, I think that they should have gone big or gone light, don't understand the stupid headset, it seems to be the latest "thing"...
Bit of a misleading headline, it's a public footpath and bikes aren't supposed to be on it anyway, saying that I have ridden it and there isn't any real reason for not allowing bikes on it, but the same goes for thousands of footpaths around England and Wales (Scotland has a different and more...
CRC have these on offer, do you know how the "J unit" brakes differ from the standard brakes (which are out of stock anyway )
https://www.chainreactioncycles.com/hayes-dominion-a4-j-unit-mtb-disc-brake/rp-prod188905
Cotic are the latest manufacturer to confirm they are developing an ebike, but due to on going supply chain issues it will be 2023 before the production model will be available
https://www.cotic.co.uk/news/2021/cotic-ebike
If it's a Shimano service centre they could have sent the motor directly to Madison for exchange, it's what they did with mine and it saved me the hassle of dealing with CRC