We know that 20% development time for google's marketing new products has failed at the market commercialization stage.
Google Engineers don't believe in marketing, but marketing is not easy, and successful marketing is not a commodity.
Hence google failed in Social Media products so far.
![google-history-social-media](https://lh3.googleusercontent.com/blogger_img_proxy/AEn0k_tqM7SNnW18GyeaL8Ko5RcbRdgKOyuWc1lPYOmnFkDbKPCqWowfIhpQz1HaOglYeJvOwhuHMG631mTzzQGITtnS-wxkcBbbMM67JN6nsak_avtTvjl0QxHcP_buHX-_r-Zg8e_ApEKmin5cW6UEx2E=s0-d)
Pic Source: mashable.com
Google Engineers don't believe in marketing, but marketing is not easy, and successful marketing is not a commodity.
Hence google failed in Social Media products so far.
Pic Source: mashable.com