The article discusses Cerebras Systems, a startup that has developed the world’s largest computer chip, the CS-2. The CS-2 is a wafer-scale chip that measures 46,225 square millimeters, making it larger than an iPad. It contains 850,000 cores and 40 gigabytes of on-chip memory, enabling it to process data at lightning speeds. The chip is designed for AI workloads and can train large language models like GPT-3 in a fraction of the time and cost of traditional methods. Cerebras aims to accelerate the development of AI by making it more accessible and affordable. The company has raised over $475 million in funding and is valued at over $4 billion. The article highlights the challenges of manufacturing such a massive chip and the potential impact it could have on the AI industry.