No - $1.3 billion was spent laying the groundwork and running the pilot study, from which one of the conclusions was "Running the main study may not work, and w

No - $1.3 billion was spent laying the groundwork and running the pilot study, from which one of the conclusions was "Running the main study may not work, and will cost a lot". To use the space program analogy I advanced before, it would be like running Gemini and Mercury, then deciding to scrap the Apollo program because things weren't working out. A lot of science was done just laying the groundwork.