Tesla CEO makes promise on Twitter to Australian billionaire Mike Cannon-Brookes.
Musk rejected claims of poor working conditions, saying they were "morally outrageous."
The electronics maker has placed automotive applications at the center of a growth strategy.
CEO Elon Musk said no new capital is needed for the Tesla Model 3.
If a self-driving car is far less likely to crash, should humans be allowed to drive?
Autopilot will make 'more effective use of radar' to issue warnings to drivers after May traffic death in Florida.
Tesla's diversified interests bring it into markets that don't function like the tech industry, eroding advantages.
Tesla’s Gigafactory is far from a typical manufacturing facility—the plant’s unique constraints outweigh the typical benefits that manufacturing companies seek when they move to or invest in a foreign nation.
Elon Musk's latest masterplan includes electric bus fleets and self-driving taxis.
Tesla sold $2 billion worth of stock following the incident.
Tesla founder Elon Musk said: "Sounds like the wrong thing happened on many levels."
The company also warned on Wednesday that it will ramp up spending to meet that goal.