ID 372019 - Deformed meshes impact performance while hidden.

Problem summary
Deformed meshes impact performance while hidden.

Customer reported version
modo.n/a

Customer reported platform
windows10

Steps to reproduce
1) Open Modo.
2) Open the attached scene.
3) Enable the glmeter by running the "glmeter" command in the command bar.
4) Select the animate tab.
5) Press play.
Result: the playback is laggy/slow.
6) Stop the playback and Select Layout>Palettes>Item list.
7) Select all of the layers in the scene and hide them. No items should be visible in the viewport.
8) Press play.
Result: the playback is still laggy/slow.

Workaround
Unknown. 

Reproduced by support
This bug has been reproduced in:
12.1v2 - Windows 10, OSX 10.13.5
12.1v1 - Windows 10
11.2v3 - Windows 10
11.2v1 - Windows 10
11.1v1 - Windows 10
11.0v3 - Windows 10
11.0v1 - Windows 10, OSX 10.13.5

Unable to reproduce bug in:
10.2v4 - Windows 10, OSX 10.13.5

Earliest version tested
10.2v4 - Windows 10, OSX 10.13.5 - This issue no longer appears in this version and has regressed

Expected behaviour
Hiding a mesh or item should prevent any deformations on that item from calculating/impacting performance.

Actual behaviour
A hidden mesh with deformations will still evaluate during playback.