A possible summary is:
This is a video that presents eight facts that the viewer may not know, such as:
- The story of a Colombian serial killer who wants to become a politician after serving his sentence for murdering 138 children.
- The story of a Japanese pilot who bombed Oregon during World War II and later became friends with the locals.
- The explanation of why rain has a distinctive smell that comes from bacteria spores and plant oils.
- The comparison of IQ scores between Stephen Hawking and other historical figures.
- The problem of alcohol consumption in Russia and how beer was not considered an alcoholic beverage until 2013.
- The story of how Toy Story 2 was almost deleted by a mistake and how it was recovered thanks to a backup copy made by a technical director who worked from home.
- The popularity of Hello Kitty and how it has been used in various products and services, such as hospitals, airplanes, amusement parks, and restaurants.
- The advice to subscribe and like the video.
Here are the key facts extracted from the text:
1. Scientists in South Korea achieved a nuclear fusion reaction at 100 million°C for 30 seconds in 2019.
2. The core of the Sun has a temperature of 15 million degrees kelvins.
3. A Japanese pilot who bombed Oregon in 1942 was later welcomed as a friend by the locals and buried his ashes there.
4. Stephen Hawking had an IQ of 160 and said that people who boast about their IQ are losers.
5. Russia did not classify beer as an alcoholic beverage until 2013.
6. Hello Kitty is a global phenomenon with themed products, services and attractions in many countries.
7. Toy Story 2 was almost deleted by a command error and was saved by a backup copy that a technical director had at home.
8. The smell after the rain is caused by spores of actinobacteria and oils of some plants.