What is Google SideWiki? Quick Answer

Google says: What if everyone, from a guitar enthusiast to a renowned doctor, had an easy way of sharing their insights with you about any page on the web?

That easy way Google is referring to is their commenting tool called SideWiki. Using SideWiki you can comment on web sites without signing up for them and all those that have SideWiki tool bar installed can also see your comments and comment back

To use Google SideWiki you obviously need to have a Gmail account. Gmail is usually referred to as Google Account. Just click the ref: link below to read more! This is an exciting new way to share your voice with others about every page you visit on the web (if you want to)

in reference to: http://chrome.google.com/extensions/detail/fldmleagmkblgoeodhdlhdejhhngdihi (view on Google Sidewiki)