Of course you know what IMS, NB and SDN are. We decided to tell about it for those who do not know yet, and made a video about modern technologies in the telecom in a format understandable even for schoolchildren. Let's start with the main thing - frequencies.
 
 

 
The focus group clearly demonstrated that even the subjects of the humanities are not falling asleep during the viewing. Furthermore! After the third video, they began to use English-speaking abbreviations in conversations, often incomprehensible even to colleagues from the technical unit. In general, we are waiting for your suggestions in the comments, what other important topics and how to highlight.