Buckle up, because this turned out long. TL;DR: I think there's a lot of potential here that people aren't exploring because the skill feels clunky at first. Since the start of this league, it's been my stubborn obsession to make Stormbind work well. I think I've done it (keyword think -- I don't play a ton). Here's a rough POB based off my own character but with some of the supports and gem levels idealized, though I haven't worked on itemization. I'm sure there is plenty of optimization to be done both there and on my passives. So far I've done up to T10