We've collected, computed, or inferred important data such as asteroid mass and composition from multiple scientific sources. With this information, we estimate the costs and rewards of mining asteroids.
There were no vehicles announced, no disclosure of customers or investors, no mission plans or detailed slideshows. The prices quoted, while a bargain compared to what's currently being spent on space exploration, were still impossible for anyone except nations and the richest individuals to afford. The new company itself would not be credible if not for the list of companies and luminaries involved, which is lengthy.
