It is also considered an endangered craft. Some scientific instruments, if broken, cannot realistically be replaced in any reasonable time frame (or sometimes even at all).
People who take up glassblowing as a hobby are closer to being crucial to the world economy than most.
Just something to chew on.
It isn’t like mind blowing or anything. But it sure is something.
Another reason to be sad that I couldn’t learn glass blowing back when I was doing ceramics (they’re a sister art!). Honestly I should’ve just gone to arts school, nothing would’ve gotten worse for me and instead I would’ve learned so much more