所有这些行为都是对视频通信越来越流行的反应。
All this activity is a reaction to the growing popularity of video communication.
现在，研究另一种流行的进程间通信机制：消息队列。
Now, let's explore another popular mechanism for interprocess communication: the message queue.
即使智能手机(具备电邮和联网的能力)越来越流行，手机短信仍是移动数字通信的基本，几乎渗透到每一个社会群体。
Even as smartphones (with E-mail and web capabilities) become more popular, SMS remains the baseline of mobile digital communication, and permeates nearly every social group.
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