And the open source community is open source precisely to drive the state of the art further.
Having respect for other makers doesn't necessarily mean agreeing on everything.
I'm just giving the other side of the story. If you wish to choose another brand you're free to do so of course. Not all my printers are bambu, in fact my latest one isn't either.
Can you agree on not stealing? That's the equivalent of what BL is doing.
What you are complaining about is access to their proprietary, and optional cloud control functionality. I'd like for access to be open there too, but them trying to gate what apps can access to that isnt "stealing" from the open source community.