Why was Tornado Cash shut down?

Why was the popular cryptocurrency mixer, Tornado Cash, shut down? Was it due to concerns about money laundering and illegal activity? Or was it a move by regulators to tighten their grip on the decentralized finance space? Many in the crypto community are left wondering about the motivations behind this decision and what it means for the future of privacy-focused projects in the space. Can we expect to see more crackdowns on similar services in the NEAR future?