Difference between FX chain preset and track preset?

Cubase
#1

I always used track presets anyway, but wheres the difference?
If both only save insert effects, why having both?

#2

track presets save more than inserted effekts

https://steinberg.help/cubase_pro/v11/en/cubase_nuendo/topics/track_handling/track_handling_track_presets_c.html

#3

Track presets don’t save send effects, routing, panning or volume. So how do they differ then if we let alone instruments?