What is the problem with Quant funds?

As a keen observer of the cryptocurrency and finance landscape, I'm curious to delve deeper into the challenges facing Quant funds. Could you elaborate on some of the key issues these funds encounter? Are there any inherent risks specific to their quantitative strategies? Do they struggle with liquidity issues or are they susceptible to market volatility? Understanding these nuances is crucial in assessing the long-term viability of Quant funds, especially in the rapidly evolving crypto and financial markets. I'd appreciate your insights into these pressing questions.