I don't yet have a stylus myself, but there are several that were just reviewed in the NY Times. Here's a link to the article, and in case it won't open via the link, you can search using the info below the link.
http://www.nytimes.com/2011/06/30/technology/personaltech/30basics.html?_r=1&ref=personaltech
Article: Hand-Held Tools for Digital Scribblers
By JOHN BIGGS
Published: June 29, 2011, NY Times
http://www.nytimes.com/2011/06/30/technology/personaltech/30basics.html?_r=1&ref=personaltech
Article: Hand-Held Tools for Digital Scribblers
By JOHN BIGGS
Published: June 29, 2011, NY Times