Tue, 29 Dec 2009 20:59:47 +0100 wenzelm back to Unsynchronized.ref, with some attempts to make the main operations actually thread-safe;
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -1 +1 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip