Blueprint vs C++ Performance:
https://answers.unrealengine/questions/41895/performance-comparison-between-blueprints-c.html
https://answers.unrealengine/questions/23167/blueprint-overhead.html
“much slower than C++, but unless you’re executing a ton of blueprint code you’ll likely not even notice, because far less blueprint code is run compared to C++. Hope that helps.”
Maya Tutorials:
-basics: ?v=V7p1XROYzY8 ?v=x5Sr8y2EORo
-after that I would start with “special” stuff -> e.g ?v=aBsZY4kaNQY 