Playing with Mobile Phones to Change the World

After the middle of the 21st century, human society's resources have been exhausted, and scientific and technological civilization has begun to decline. After thirty years of chaos, society gradually stabilized. At this time, a large amount of human scientific and technological historical data has been lost. After long research, historians have concluded that in 2121, technology is only at the level of the early 21st century. Therefore, the technology of the past 100 years has become technology that surpasses the current era... The strongest thing is always thinking! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.