2, 687 means "great", but it is actually a homophonic use of numbers. Did you suddenly realize what this means? At the beginning of the period, it was used to say sorry. Later, I was embarrassed to use D87,087,987 and so on. Say sorry. So recently, some people began to use 687 to express a compliment to the video producer, and of course there are many jokes.
3. About the homonym at the beginning of 6.
(1)609- forever
(2) 6120-I'm too lazy to talk to you.
(3) 6785753-Will there be one in the old place?
(4) 6868-Let's go.
⑤6699—— Shun Shun Li Shun
(6)666- Walk around
4. Digital homophones are all generated by online chatting, and many people use some numbers instead for more convenient and quick reply.