The Importance of Flexibility in Jujitsu

The 10th planet system and Eddie Bravo really focus on flexibility it becomes a great aspect of their game. I also do think that some people that go psycho with yoga and stretching can actually do more damage than good. mobility training otherwise does help your jujitsu so it's kind of like a two-way street affirmative Do you think you can have too much on your plate and how do you handle multiple tasks well?