In the video, at about 13:40 they reveal that to print you have to use the web interface which runs "On Googles Cloud". I would not like the interface to my own printer to be "In the Google cloud". Does that mean when the company goes out of business, the printer is bricked? And right after, they admit that they plan adding paid services. Oh oh. How will thesed paid services be announced? I can imagine how. Whenever…
Good question, I _think_ the ideas is the exact opposite -- you're not depending on Glowforge UI to be backed by a startups servers, the software runs on google cloud instead. Pros and cons, obviously, but I think the main pro is (like a Tesla) the machine's performance and usability can be improved without you installing any new software. As far as dependencies go, google's probably the best possible choice.
I've not met a precision cutting or metrology tool where we didn't need to get low-level access to the hardware to get simple things done....