Interesting comment on Google+ pages by Robert Scoble:
I wish I had never heard of Google+’s brand pages
http://scobleizer.com/2011/11/08/i-wish-i-had-never-heard-of-googles-brand-pages/
http://scobleizer.com/2011/11/08/i-wish-i-had-never-heard-of-googles-brand-pages/