maybe they can do something about this : http://lmgtfy.com/?q=antivirus+reviews [ethical issue]
It's not a bad thing that Google is picking what appears in its search result because so many sites use SEO techniques just to rank higher, and the content of those site is let's say... no that good.
As long as Google is behaving responsibly..putting users in front of profits...... their is no major problem...after all , a simple computer algorithm can be tricked.