In my series of showing of fancy graphs, I have gotten repeated complaints about not caring about Plone 3.x enough. Now I did clarify that many of the improvements we make to Plone trunk are too risky or backwards incompatible to do in Plone 3.x. But some of the improvements have made it back into Plone 3.3.
Most importantly of all Malthe Borch is working like crazy to make Chameleon compatible with the next Plone major release numbered 3.3. He certainly deserves any kind of support you can give him. While Chameleon is not going to be part of the official 3.3 release, thanks to our move to zc.buildout you will be able to install it painlessly into your sites. As with the other experimental.* packages announced at various times, this is still not going to be for the casual user. But if you are an experienced Plone integrator those options are worth checking out today.
Plone trunk has seen another couple of improvements pushing it close to the 50 req/s limit, but taking Plone 3.2 as a baseline, the slogan today is: Plone is getting twice as fast with every release: