A possible concise summary is:
The speaker talks about how he enjoys watching Twitch streamers get caught cheating in games live. He shows examples of cheating incidents in Yu-Gi-Oh, Counter-Strike and Call of Duty tournaments, and comments on how stupid and obvious the cheaters were. He wonders how common cheating is in games and why people cheat in games they are bad at. He ends by saying he finds it interesting when cheaters get busted on streams.
1. A Twitch streamer was caught cheating in a game of Counter-Strike.
2. The streamer, known as Clara, had wall hacks enabled during her stream.
3. Clara was banned from Twitch forever after trying to frame her cheating as a glitch or virus.
4. A Yu-Gi-Oh player was caught cheating in a tournament on Twitch.
5. The player was caught swapping cards in his deck and shuffling them in a way that allowed him to keep a strong card on top.
6. The Yu-Gi-Oh player was banned from future events.
7. A Call of Duty player was accused of cheating and set up a camera to record himself and his screen during a 2v2 tournament.
8. The Call of Duty player was caught using wall hacks during the recording, which was meant to prove his innocence.
9. The Call of Duty player and his team were disqualified from the remainder of the season.
10. The streamer who presented the clips of the cheaters has played Master Duel, an online Yu-Gi-Oh game.