Your e-mail address: problems with Singlethreaded - 2008-07-17 fighting dead zones with aerating buoys and other large-scale geoengineering - 2008-06-25 A simpler incremental difference to the rules of Chess - 2008-04-21 onagers and trebuchets - 2008-04-15 revised artillery model; thoughts on - 2008-04-15