You've been taught correctly. I personally wouldn't click on any ads on any web page.I have been taught not to click on any adds
We tested this site and didn't find any significant problems
Scroll down the page and you'll see what it checks and what it doesn't.I though site advisor checked downloads too
It doesn't evaulate the software itself.Downloads indicates SiteAdvisor's overall rating about the impact a site's downloadable software had on our testing computer. Red flags are given to sites that have virus-infected downloads or that add unrelated software which many people would consider adware or spyware. The rating also takes note of the network servers a program contacts during its operation, as well as any modifications to browser settings or a computer's registry files.