The summary is:
A video transcript of a guitar player who tries to earn various items from a market in Russia by singing songs to the sellers. He manages to get some clothes, a watch and socks, but also faces some hostility and rejection. He also promotes a wooden construction set as a New Year's gift and announces his next challenge in Mexico. The video ends with a song tribute to Viktor Tsoi, a famous Russian rock musician.
Here are the key facts extracted from the text:
1. The text is a transcript of a video where a person tries to earn various things with the help of a guitar at a market in Russia.
2. The person sings different songs to different sellers and gets different reactions, some positive and some negative.
3. The person manages to earn a watch, a shirt, pants, a scarf, boots, socks and a pack of cigarettes by singing.
4. The person also promotes a wooden construction set and a channel called guitar from scratch in the video.
5. The person plans to go to Mexico and try the same experiment in dangerous favelas.