The “overcomplicating the question” link is broken and I can’t find the article on that site anymore. But this looks like the same one: http://www.yudkowsky.net/singularity/simplified/
And the next link is here, I think: http://www.yudkowsky.net/singularity/ai-risk/
“Technical explanation of technical explanation” link is broken.
Here’s a working one: http://www.yudkowsky.net/rational/technical/