1. An updates page (eg. when will the source code page start again.)
2. A feedback forum.

3. TR1 reference

.. and I'm not sure if this is just me, or a bug introduced during an update, but page 2 of beginner/general seems to be broken.

http://www.cplusplus.com/forum/beginner/page/2/
http://www.cplusplus.com/forum/general/page/2/

4. Automatic detection of un-tagged source, which disables the Submit button!

5. An improved search -- at the moment is is easier to Google this site (using site: tag) than it is to search it directly. Making it easier to search would hopefully cut down a bit on repeat question??? (I gave up with the built-in search when I got zero hits for "Qt")

6. Don't let trolls delete their opening posts

6. a. Unless there have been no responses