Create re-usable functions that can be used in any blueprint and can be edited one in one place!
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0:40 - How to create a new Blueprint Function Library
1:10 - GET GI (Game Instance) Create a CASTING function that can access the Game Instance from anywhere
3:20 - GET PC (Player Controller) Create a CASTING function that can access the Player Controller from anywhere
5:00 - Another example: Create a Fade Camera Function that can be used universally