Meme coins very popular now. Big price growth attracts many people. People buy meme coins hoping that the price will grow in future.
Also meme coins are used for trading and speculation.
Meme coins are very volatile. That is why they are actively used for speculation. Traders use big volatility in the price and trade meme coins to earn more money.
Because meme coins are very popular they are very actively use for speculation.
Many trades trade meme coins because of their volatility.