It's certainly evolving. Alibaba (and as well as other large online companies) had a huge leap during recent the Mobile Age as mobile phones makes online servi

It's certainly evolving. Alibaba (and as well as other large online companies) had a huge leap during recent the Mobile Age as mobile phones makes online services more accessible to the public. And government also enforced (impliedly) mobile carriers (China Unicom, China Mobile and China Telecom) to fueling this trend. All this makes companies like Alibaba become very rich. Plus, Alibaba's sites like taobao.com needs to handle tremendous amount of traffic in an average day, and even heavier traffic during promotion events like Nov 11 (Double 11) Day (It's like Black Friday[0]). They had motive and resource to improve their system, and they opened some of those improvements already on GitHub[1] [0] https://en.wikipedia.org/wiki/Black_Friday_%28shopping%29 https://en.wikipedia.org/wiki/Black_Friday_%28shopping%29 [1] https://github.com/alibaba https://github.com/alibaba