By Mike Maynard Big tech CEOs may think they’re invincible, but sending rockets into space won’t spare you the costs of bad PR, writes Mike Maynard Tech CEOs live on a different planet. In their eyes, their value as a human being is measured by the size and impact of the company or companies they run. If their company is creating a new virtual world or sending rockets into space, then they’re going to feel pretty good about themselves. And it’s not as if they don’t already have massive self-confidence, thanks to the fabulous success and huge wealth they’ve enjoyed in their career. If this wasn…