I've published the second part of my interview with Leica lens designer Peter Karbe where we talk about the 75mm Noctilux and other Noctilux lenses as well as 'rock and roll' lenses. Enjoy!
http://www.overgaard.dk/Leica-75mm-Noctilux-interview-rock-and-roll-lenses-thorsten-overgaard-peter-karbe.html