The summary could be:
The speaker is a YouTuber who celebrates his 300th video by talking about his journey, his rules, his name, his equipment, his comments, his fans, his unfinished series about a child who dies, and his favorite videos. He also announces a question and answer session and a poll to choose a name for his fans. He ends with a joke about the next special.
Here are the key facts extracted from the text:
1. The text is a transcript of a video by a YouTuber who talks about various topics.
2. The video is a special for 300 videos on the channel and the YouTuber reflects on his journey, changes and preferences.
3. The YouTuber started with videos about drawing manga, then switched to anime-related videos, and then diversified his topics to include mysteries, lies, paradoxes, video games and more.
4. The YouTuber does not show his face or reveal his real name, but he uses the name Three Lines, which is inspired by the series Tribuna.
5. The YouTuber considers himself shy and quiet in real life, but active and curious online.
6. The YouTuber uses a cheap microphone from a Chinese store and Sony Vegas for editing his videos.
7. The YouTuber does not read the comments on his videos much, but he interacts with his fans on Twitter, where he also asks them to vote for a name for his fanbase.
8. The YouTuber reveals the plot of an unfinished animation series he made called Federik Cedric, which is about a child who is strangled by a man and imagines a different reality in his room.
9. The YouTuber mentions some of his favorite videos on the channel, such as the ones about mysteries and lies, paradoxes, video games that shouldn't exist, suicide notes and psychophonies.
10. The YouTuber says that the next special will be for 10 million subscribers and ends the video with a kiss.