http://tahoe-lafs.org/source/tahoe/trunk/docs/about.html
-The current stable release of Tahoe-LAFS is v1.7.1, which was
+The previous stable release of Tahoe-LAFS was v1.7.1, which was
released July 18, 2010 [1].
v1.8.0 offers greatly improved performance and fault-tolerance