F1 exhaust gas turbines?

[thinfourth2]

http://www.youtube.com/watch?v=w39wcmDj2Rg&fea...

reading between the lines are cosworth looking at putting a power turbine in the exhaust in 2013?

[EDLT]

Only if they get rules that limit the amount of fuel available, the amount of fuel flow and give freedom elsewhere. Which is too sensible to happen.