Another vote for Brand X, first dropper I bought (years ago) and dropper of choice ever since. Rebuild kits readily available and very easy to service. Normally available from Tweeks Cycles at a good price, bought my last one from them plus service kit.
Seatposts & Seat Clamps | Tweeks Cycles
If their product proves to be successful then yes, that could be a likely outcome. Although Polini look like a possible example (model) where a smaller manufacturer can supply motors to smaller frame / bike builders. Could it be a viable option for some of the smaller UK bike manufacturers such...