Originally Posted by
Rathmorne
As mana pools get higher, and the combination of Mana Feed and Soul Leech from Soul Fire along with replenishment and the like offer enough mana return that spending a global cooldown lifetapping is no longer an issue, I can understand players no longer prioritizing Chaos Bolt. With haste ratings at points making it finish before the GCD, along with the soul leech proc no longer being of as much benefit as it might have been at earlier gear levels, it just becomes an uneccessary cooldown spell to manage. I personally still use it since I still need to lifetap in some situations where I don't get any Impprocs for a while and my mana runs low, but I can imagine that heroic geared warlocks don't find it to be an issue. Just my thought though, I'm no psychic.