Because the name SILICON NICA ?

The name also became a worldwide synonym for leading high-tech companies and research.

Refers to Silicon Valley is a region in Northern California that serves as a global center for high technology and innovation. Silicon Valley is home to many of the world's largest high-tech corporations, which has helped it become a leading hub and startup ecosystem for high-tech innovation. It was in Silicon Valley that the silicon-based integrated circuit, the microprocessor, and the microcomputer, among other technologies, were developed.