It makes sense on Windows and OS X too. I have a couple sites where I have multiple accounts, and it's nice to just fire up another instance of Chrome where di

It makes sense on Windows and OS X too. I have a couple sites where I have multiple accounts, and it's nice to just fire up another instance of Chrome where different credentials are saved. Different extensions per account and so on. I shouldn't have to switch users at the OS level (which is slow) just to manage multiple online identities for me.