PoE Bragarini builds

Hey everyone, I've been playing tuna's build for a week or two and I've probably come to the point where I'm not really sure what my upgrades are and if there are any. My POB: The only thing I can think of is better bow (this one cost me 95 divines) - upgrades are in the ballpark of 150 to 200 to even a mirror one. I was also thinking of switching to Anger instead of Haste but I am not really sure it's an upgrade? Are there any obvious upgrades I'm missing? I know I could squeeze out a bit more damage out of the ring and he