Steve asked:

Did PPT get the “reduce file size” ability of the Windows version?

Yes!  In PowerPoint:Mac 2011, go to File -> Reduce File Size.  When you do that, you get the following dialog:

For more information about reducing your file size, including the options you have for the picture quality, you can check out the help topic for it.

We’ve had a lot of requests for this feature, and here it is!