This plugin helps you obtain and publish Google Sidewiki comments in your WordPress blog.
No. No cache, and no database needed.
Noup. This plugins uses all existing post data URI you have been entered through WordPress Editor, and get Google Sidewiki comments from Google.
Yes. You can change CSS design for comments.
... and of course starting a new topic in WordPress.org forum.
Please let me know you're thinking through any of ways above. Thank you!.
All your suggestions are welcome. Thank you!.