raomin

if they manage to drive small robots, they could probably also drive magnetotactic bacteria...!

https://en.wikipedia.org/wiki/Magnetotactic_bacteria

Me too I love soldering. And actually, it's one of the few things that I like more and more, as I realize I've developed a real craftmanship from it.

And thank you! I've been looking for a recommendation of a stereo microscope for a long time!