For another pop quiz, figure out by using only the name and the logo (extra information!) whether these companies are in the hair care business or the digital a

For another pop quiz, figure out by using only the name and the logo (extra information!) whether these companies are in the hair care business or the digital audio business: http://ridiculousfish.com/blog/posts/logos.html http://ridiculousfish.com/blog/posts/logos.html (Submitted it http://news.ycombinator.com/item?id=3876253 http://news.ycombinator.com/item?id=3876253 ) It really isn't that important.