Today i looked the fuel vids from Shell racing vs. regular fuel and immediately remember that forum..
If you compare that F2012 pictures on first page of this thread with this pictures below you could conclude:
1. they made from 2009 really nice development in therms of use of additional free space. Tight packaging is nowadays essential part to be competitive.
2 They also rearrangement whole thing a bit, but principles are still the same.
Below are pics from Ferrari F60 (season 2009 model). Its interesting how they development that area ...
Layout..
Fuel in..
Drain-fuel out

"And if you no longer go for a gap that exists, you're no longer a racing driver..." Ayrton Senna