I know more than 10 langs? xD maybe more than 20… well, I think the major problem in any system is to learn the system and be able to use it, at the end is a tool you need to learn.
hahaha, Im having little problems with a board Im trying to generate from a mesh xD … lol… but the thing is, I will continue trying and understanding, or if I give up I could ask here.
By the way, to contribute… you could use C++ base and make blueprints from there as base, so you can use C++ as base and let the nice things of blueprints to blueprints (like for designers).