wisps are unfun

I should not have to baby sit a wisp, I activate it it should follow the path to the nearist rare and haunt it, i have had times where 2 wisps are on top of each other and go seperate directions and I lose 1. this is un fun and un rewarding. the fun of wisps is the dificulty added for extra loot not having to dick ride it for 15 seconds only to be forced to back track slightly because you get overrun and it goes poof