Google has experimented with many products and services over the years that ultimately failed or were shut down, including:
1. Google X, a Mac OS-inspired homepage that lasted just one day; Google Catalogs, a print catalog search engine shut down after 7 years; and Google Web Accelerator, a caching proxy server discontinued in 2008 due to bugs and privacy issues.
2. Other failed efforts included Google Answers, a paid Q&A service outcompeted by Yahoo Answers; Google Wave, an email/IM/social media platform too complex for users; and Google Buzz, a social network that angered users with opt-out features.
3. While some projects like Google+