“ Learning touch typing If you need to type frequently, you can learn touch typing with very little effort. First, you need to learn (how to find... (read full comment) ” 

Posted on August 15, 2011 at 6:17 PM EDT

“ A digital signature is not a scanned handwritten signature. It is a cryptographic scheme to verify the identity of the signer. You can read about... (read full comment) ” 

Posted on August 1, 2011 at 2:17 PM EDT

“ Carbon sequestration is a bad idea I think carbon dioxide sequestration is a bad idea. If all carbon dioxide currently released into the... (read full comment) ” 

Posted on September 29, 2009 at 3:25 PM EDT