Originally Posted by Seabs
5 sets over 5 matches vs top 8 players at the end of a gruelling season is a bit much. Over one week too. Not even the Slams are that intense. You'll play that level of competition 3 times if you make the Final, 4 if you're unlucky with the draw. Maybe just the Final could be 5 but the whole tournament should be the same. Tour Finals are nowhere near the level of Slams so there's no need to put them on the same level with 5 sets.
I meant 5 sets in the final, not throughout the tournament
You point out the reasons why 5 sets throughout the tournament would be a bad idea, but 5 sets for the final i think would be good.