The artificial intelligence infrastructure boom might be just getting warmed up.The semiconductor industry is the beating heart of the artificial intelligence (AI) revolution. Developing AI models wouldn't be possible without powerful chips and advanced networking equipment, and for them to continue getting "smarter," semiconductor suppliers will have to deliver more and more computing capacity.For that reason, Nvidia (NVDA -0.82%) CEO Jensen Huang expects data center operators to spend up to $4 trillion on ...