Whether or not it’s simply greed or that they didn’t make as much selling the printers as they had thought. The next step to closing an API and killing 3rd party interactions is almost always so they can introduce some form of continuous monetization scheme.
That was always something that rubbed me the wrong way with Bamboo Labs. They threw an absolutely obscene amount of money at influencers. Essentially buying a ringing endorsement from nearly the whole hobbyist community and made their brand a household name.
The time was right to pull the switch.
This whole kerfuffle only sours me to them. I like the printer but the desktop software quality is low and features in LAN mode are not available for what one can only think of as a shity move to Hoover up data for the enshitification