How Keypoint Curve command works?

How to create curve through selected keypoints

2 Answers

In keypoint curves, you can move, reshape, or edit their attributes
such as radius, length, arc length, complement angle, and so on. You can use the styling software or any surface module of any solid modeling software to create these types of curves. e.g. Autodesk Alias

Can you edit a keypoint curve in synchronous, or does it have to bee ordered