Will the police catch you texting?

Sending spam can only be seen by the recipient. And the content does not involve harassment and will not be caught.

1992, when the world's first short message was successfully sent to a mobile phone through a PC on the GSM network in Wolfen, England, no one would have thought that this low-cost short message service was originally introduced by telecom operators to solve the high telephone bill.

This seemingly naive communication will have such a huge impact on people's economic and cultural life and even politics after many years.