why did the united states change to digital

I have used data to judge the trend of the Shanghai Stock Exchange many times, and I don't make a judgment today. It is decided by all shareholders, because no matter how many dividends there are today, they belong to all shareholders!I don't guess today, everyone can guess, because no matter which pressure it is, it will be reasonable.Do you think today's Shanghai Stock Exchange is a success?

Do you think today's Shanghai Stock Exchange is a success?I have used data to judge the trend of the Shanghai Stock Exchange many times, and I don't make a judgment today. It is decided by all shareholders, because no matter how many dividends there are today, they belong to all shareholders!Then we will calculate the increase of Shanghai Stock Exchange today:

I personally comment on the Shanghai Stock Exchange in an alternative way:Up 3% is 3509.Then we will calculate the increase of Shanghai Stock Exchange today: