An often requested feature that is coming in v1.06 is animation of the modulation value relative to the offset/current setting on the knobs in the edit panels.
Here is a short video showing how that will look (subject to some minor changes before release):
You can also still see the same level changes when clicking on the input pins - however this new feature allows to see multiple targets at the same time. The modulation sources view allows fine tune control over the individual mod source levels whist seeing more clearly how each voice is affected.