Remember Google's SearchMash? The search engine they used to test wild and fun stuff for advanced search features? Well, as TechCrunch noted a week or so ago, Google stopped the testing at SearchMash.com.
Now if you go to http://searchmash.com/ you will see this message:
There didn't seem to be an official response from Google on why it is missing. But we can make our own assumptions.
Forum discussion at DigitalPoint Forums.
Update: WebmasterWorld had a thread the day it went down and I missed it somehow! Not sure how. :)