The project is very cool, it should have a future. Extraction using alternative energy sources, such as solar energy. I am sure that the project will be very popular. Much will depend on the team, how it will be able to develop and maintain the project's working capacity in the light of the current situation in the crypto-currency market.
Solar energy is the source of the future, so the project has great chances
Yes, solar energy is one of the most renewable and easily accessible sources of energy.