Originally Posted by
Lothrik
Kindling vs Cinderstorm depends heavily on the fight. It's not as simple as "this fight has adds, I should use Cinderstorm" or "I get an extra Combustion with Kindling" -- you need to pay attention to your Combustion timing.
For example on Il'gynoth, Kindling can allow you to Combustion on the pull, then at 1m30s, and again at 3m during the heart phase. With Cinderstorm you'd likely end up wanting to hold Combustion for an entire minute while waiting for the heart phase, which is just terrible.