View Team Webgalli's plugins
Post comments on entities without a page refresh (through ajax).
You need to run "upgrade" from the admin dashboard after installation of the plugin.
Recommend it, if its useful to you.
18/06/2012 : Initial release
This is a great start but does only half the job. Comments made by other users (or even other windows of the same user) are not pulled into the page, so you'll only see yours.
There are a few strategies that could be taken: