The Google China controversy has snowballed into a huge media event and has already received condolences from Chinese users. However, it looks like Google is continuing to do what they do, before they may or may not pull out operations from China.
What are the 4 Great Inventions?
- Paper Making
- The Compass
- Gun Powder
- Movable Type
If you want to read more about the inventions, you can visit this page (English Translation). Incidentally the first result which shows up on clicking on the Google Doodle is from Baidu, the biggest search engine in China.