GTC, Nvidia’s biggest conference of the year, starts this week in San Jose. We're on the ground covering all the major developments. CEO Jensen Huang will give a keynote address focusing on — what else?

Striding confidently across the stage at a National Hockey League arena in San Jose, Calif., dressed in his signature black leather jacket, Jensen Huang, perhaps the most important technologist in the world, took a moment to reflect on the achievements of NVIDIA, the chipmaker he founded and leads.

Jensen Huang, Nvidia Corp.’s chief executive officer, used his annual developer conference to address concerns that the cost of artificial intelligence computing is spiraling out of control.