The 10-year-old Scottish boy in the video below is clear proof of this. According to his sister Stephanie McIntyre's Snapchat story, he was so frustrated over all those lost Pokémon that he decided to run away from home.
The outcome of Kyle's adventure isn't clear from the story, but from the sounds of that last Snap he's temporarily staying with a**ther relative while he cools off/starts re-building his Pokémon collection. Read more...