Turbocharging, dual-clutch gearboxes; is nothing sacred in Zuffenhausen anymore? Porsche appears to have heard those collective complaints, and picked Geneva as the place to launch the enthusiast-pleasing 911 R. Ned Jasper gives you the details. Fancy a GT3 RS with less shouty bits and a manual gearbox? Step this way; it’s the 911 R. When Porsche…