You make no sense. Why does it have to be in a day? Why not in a week? Why not in an hour? $13B evaporated = $13B evaporated. Furthermore, in the crypto markets mentioned (BTC, ETH, XRP) there is definitely a trading volume of $10-20 billion weekly. The market is a lot deeper than you think.
TL;DR: just another day in crypto world, market is very volatile. A IMF said crypto is dangerous for global financial system. A journalist try to make both events related and uses clickbait title...
For reference, Netflix is down 8%. Amazon is down 6%. Microsoft is down 5%. Google and Apple are down 4%.