System Information
Operating system: Windows 7 64 bit
Graphics card: NVidia NVS 5200m
Blender Version
Blender 2.82 Alpha November 10, 00:21:46 - b720c0f6aa68
Checking the Dyntopo checkbox is undoable with Ctrl Z.
One can sculpt, undo a bunch of times, and wonder why their model is/isn't still becoming more detailed.
I told another user about this and they recommended I send this ticket.