Atrocious FPS loss when selecting property of SpringConstraint

[EchoReaper]

Whenever I select a property of StringConstraint (not even modify), my FPS is decimated:

I suspect it’s a similar issue to what’s been causing Studio to kill itself whenever the selection is changed in the explorer:

Massive performance issues when changing selection in Studio

To add onto the list of things that decimate Studio FPS, whenever I change my selection, I get serious performance issues. I have uninstalled all plugins, and made sure I am using the latest version of Studio (v 0.257.0.83946). It was not introduced in this latest version because I experienced it on a slightly older version as well. Watch the FPS in the bottom right of the viewport in the following video as I change my selection (near the end of the video you’ll see it drop into the twenties!): …