[Follow-up comment by Shel from the other thread, reposted by me — I mangled this thread while splitting it from the other.]
In other words, I hope B0 can continue its present duties. 8^)
Here’s a picture of my switch setup, it’s really handy. I used some InstaMorph plastic for the saddle mount (friction fit, so its position is moveable if need be), and E6000 to glue the switch to the saddle.