It's true of Windows, it's true of the Sequel Databases from guys like Oracle, the Google guys were at it for a number of years before that thing really took off.

视窗“系统就是这样，甲骨文公司的关系数据库也是这样，谷歌公司的创立者花了很多年,才让一切走上正轨。

斯坦福公开课 - 微软CEO-Steve.Ballmer谈科技的未来课程节选