Jensen Huang's damaging comments about quantum computing caused major turbulence for the Berkeley-based Rigetti Computing's stock. But that's not the end of the story.

Investors consequently want to know how long before quantum computers' time has come. IonQ's Chapman put together a timeline of his own. By 2030, the CEO believes his company will generate close to $1 billion in revenue and will also be profitable.

The recent AI advances by Chinese upstart DeepSeek could be the beginning of a potential nightmare scenario that Nvidia Corp. Chief Executive Jensen Huang has been worrying about since the chip maker’s meteoric rise.