This project is a priority in the near future, not just ideas. Since the beginning of Chrome the OS is designed to work in various devices, they hope there are third parties who want to develop.
Currently, Google also has a Honeycomb Android, there is the question: Which OS will be a google priority for tablet? To compare the two should see the trends market and company strategy. Android is the mainstay google to compete in the mobile market, which is very successful today. While Chrome OS tablet versions are being developed, Sergey Brin do not deny that the possibility of two this OS will be merged into one project.
