Yeah, cnc is amazing. I can't imagine having that as a hobbyist though, got to many expensive hobbies like stereo equipment and cycling. Maybe if woodworking is your only hobby.
I would just scribe a line and cut it with a thin blade hand saw, one of those Japanese pull saws would be ideal. A hacksaw would work if you're just doing the one...John
You might also be able to use the base of the bowl for the stand but you'd have to add some weight as they have done here. You may be able to find someone local who makes wooden bowls as a hobby. A similar stand might be a good project for them if you aren't too handy or have the tools.
Banana Stands/trees are cheap.