Are HashBangs bad for AdWords?

I manage a site with lots of keyword specific content (+700 pages) that happens to be displayed using AJAX (Specifically JSON and JavaScript.) This was the preferred method because the client wanted to encourage visitors to be able to quickly browse through the content without having to wait for the browser to refresh. We understood

Google Adwords Quality Score

I watch our company’s current Adwords account very closely and yesterday I was surprised to see that all of our campaigns had stopped running. Drilling down into the ad groups, each of the keywords were “inactive” for search. Our maximum CPC is usually set to $.40 per click, but Adwords was recommending that we increase