Tiffany Hagler-Geard | Bloomberg | Getty ImagesThe stock market is known for being unpredictable and volatile, and any sense of normalcy was blown up during the recent GameStop rally.Most of us know the story by now: After discovering that several hedge funds had bet on the video game retailer losing value, people banded together on the Reddit forum WallStreetBets to drive up its share price by 1,500%. Over the course of January, GameStop’s stock price ballooned to a high of $483 from a low of $17.The bubble already appears to be popping, with GameStop shares down to around $55 as of Friday.Still, the …