In 2019 big companies like China Mobile and China Unicom will start to deliver 5G. According to the Verge, 4G was about speed and 5G will be about size of networks. These 5G networks will allow many more people to get information (quick) and much more of it. Speaking to CNET, analyst Dan Bieler said that in the United States, there will be" so much bandwidth (带宽) available that we will have pretty much unlimited access data". Due to the increased size of networks, data transfer will be much more (rely). The capacity (容量) will be large enough for everyone (chat) on social media and watch movies on the phone.

Experts say 5G (aid) the development of self­driving cars and health and pollution sensors (传感器) as well. There is no doubt the infrastructure (基础设施) needed for 5G will be expensive. According to CNET, in the (follow) 12 years until 2030 the industry will be spending nearly $2. 5 trillion dollars worldwide. But if the smart, artificially intelligent world we read so much about is to become a (real), this is an investment that will have to (make).