I should mention the lack of activity, the outdated information, and note that it's not maintained anymore. Maybe warn readers not to use it for modern web development. Also, point out that there are better resources available now.
Hmm, looks like the blog hasn't been active since 2007. The last post is from March 2007. So it's a very old blog now. The user might not know it's obsolete. html910.blogspot.com
Finally, provide a summary with a clear verdict that the blog is not recommended for current use. Keep the tone helpful but cautionary. I should mention the lack of activity, the