3 ms·
Your second point was stated exactly in the parent of your parent comment.
by dtgriscom 4y ago
Your second point was stated exactly in the parent of your parent comment.
- jamincan 4y agoI don't think that's correct. @pbhjpbhj talks about magnetic braking and some sort of pneumatic braking. The sibling to his comment by @fredley mentions it, but I don't recall seeing that yet when I posted mine.