Inflame suggested that they use the same specs, glyphs or gems as they used on 3.1.3 perhaps but the team realizes that practicing on the new patch when they are comp is so much stronger will make them ill prepared to go back to facing cleaves with their full strength at Blizzcon. However, other teams have similar issues. At this point, everyone going to be used kal geons to 3.2 by the time the tournament gets here. Though, the four cleave teams will undoubtedly have the advantage of practicing on a patch where they are no longer as dominant.
The combination of chaos bolt, conflagrate, shadowfury, shadowburn, and backlash procs all being instantly chained back to back after casting the chaos bolt (and immolate) is quite frankly a little out of hand and most warlocks even realize this. This simply is not fun to play against or even play with.