I was just wondering if there were any changes in the Drupal 7 code that effect server load and speed for large sites.
Also, with 7 nearing beta release, should I wa
I think it really boils down to what you want to do... Obviously if you need modules that aren't ready, then you wait. HOWEVER don't limit yourself to the modules that you are familiar with from Drupal6. Case in point: I am developing a rather simple site for a client using 7. At first I thought I would need to wait since Views Slideshow wasn't ready, but some looking around brought me to Field Slideshow, which did the job quite nicely - with the advantage that all the images were in one page (for future change and editing).
There are significant end user benefits to Drupal 7 in terms of usability and interface. This is nice if you deal with clients who are not overly computer savvy