Yes.
Agree completely.
You can definitely increase the content and then in that place where the big ad is, put a slide show where out of 5 images, 4 will be content and 1 will be an ad place...just an example.
Else, nicely designed site.Magento Themes are generally good..as someone previously said, it loads fast...faster than any other database driven CMSs like wordpress..it loaded in less than 2 seconds on my PC on a 100mbps connection.