I'd really just like an item upgrade chain that goes from T1>T2>T3>T4 and the Extra Spirit upgrades are almost there, just need one T3 upgrade in the middle.
Just as a quick stat mockup it could be something like:
+5% Spirit Power
+22 Spirit Power
+2.5 Out of Combat Regen
Literally just a...
The video below shows the bug, fair warning the audio is loud/annoying.
I think the issue stems from being able to hold the parry button down and have it continue to input.