Andy Biggs wrote: " the S2 lenses are something to covet... I could grow old with them, and perfect my Gollum voice and repeat 'My Precious' on a daily basis.". Funny, I've done the same with the 280mm f/4 APO-Telyt-R!
and in summary he wrote: "I look forward to seeing more lenses from Leica, in particular a longer lens that will be appropriate for wildlife photography." Same for me. Performance anywhere near the 280 APO scaled up to suit a 30mm x 45mm sensor will result in some very irrational behavior on my part.