PoE UnderpaidMET builds

Current Omni trinity POB: Hi folks; I've been having fun farming deli mirrors w/Harbinger on strand and melting Lyrica, starting to get some currency and playtime again but not sure how to further grow this character. I know rearranging the tree a little for accuracy and a different timeless jewel w/double damage is there but after that (if it's even worth)... I worked hard for that bow that cost 58 div at the time haha. Is it true the only thing to do next with a build/character like this is start trying to make/buy a phys bow f