WebSockets, MQTT, or gRPC streaming support interactive push-pull. Avoid HTTP/1.1 for JPPIV—it is half-duplex. You need a full-duplex connection.

The "Interactive" version (v4.x) updated the original suite with a more visual, user-friendly interface:

To get the most out of the interactive features, users should focus on the "on-screen" controllers. When the tool is active, a floating menu or a series of keyboard shortcuts allows for the toggling of "Finishing" (whether the original face remains) and "Boundary" (how the tool handles the edges of the selection).