Earlier quoted context omitted.
BMW no longer sells service manuals for their bikes. There are, essentially, bootlegs on line, but my understanding is that while before they had a dedicated Window application for their manuals, they're moving to an online only system, and only for dealers. So, while there are manuals floating around now, who knows how that will go moving forward. Obviously, this will be a key sticking point in the future with the "…
What’s the rationale for not releasing a manual? To force you to take into a dealer for service? It’s not like they have to make a separate manual. It has to exist for the dealer anyway right?
You can sometimes find bootlegs of these computers (generally a "tough" Windows laptop with software and connecting cables). They usually don't have the latest and greatest version of the software, but if your car is older/out of warranty it's generally covered. I don't know if they get them from a recycle stream or dealer mechanics sell their old ones or how it works.