How do you make physic bricks take longer to respawn?

[Solid]

*Note, I'm not talking about events*
Well, you all know Badspot's v11 preview video, how did he make the bricks take longer to respawn than normal?
Like, when he blasted the builds with the Rocket Launcher, they took longer to respawn.
See here: http://vimeo.com/2423226 -I did Vimeo because of better quality.

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[Jaxx]

Minigame settings, or with RTB preferences.

[Solid]

Minigame settings, or with RTB preferences.

Alright.