I don't know exactly when, but at some point a week or two ago it seems the site adjusted something. Long story short, running adblock extensions (at least in Chrome) results in pages loading as...

If you're running an adblocker turn it off or whitelist the site.

Are you running an ad blocker? I was, and last week or so the site stopped loading completely. Whitelisting the site resulted in the games running as normal, although with the overly long ads we all...

Why are none of the games loading

Same for me. All I get is empty white page.