Warlock: Deep in the third tree

For my second foray into non-Affliction specs, I decided it was time to go deep Destruction with 7 / 7 / 57. There aren't a lot of people who champion this spec, or any spec that includes Chaos Bolt really. But I tried the more popular 0 / 31 / 40 earlier in the week and found it far too similar to the spec I covered last week to justify posting about it so soon. So I did some research into what