I feel that 2.0 looks like its ready for prime time. I see most of the addons I use are available now on Xenforo 2.0 except for 1 that is critical for us. The
VXF - Advanced Forum Statistics
I know its quite a old extension but my members love it. I would pay to have this extension even...
Also
Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.
Leverage browser caching for the following cacheable resources...
My page speed mainly complains about
Your page has 6 blocking CSS resources. This causes a delay in rendering your page.
None of the above-the-fold content on your page could be rendered without waiting for the following resources to load. Try to defer or asynchronously load blocking...