Wow. If this becomes with all my calculators, I´ll be a millionaire in some years...
http://cgi.ebay.de/ws/eBayISAPI.dll?ViewItem&category=31387&item=2688552728&ssPageName=STRK:MEBWA:IT
I allready saw this increasment on the Curtas, but now on HP-01? Let´s have a look on my HP-10A, HP-70A, HP9100B in some month.... cool