Comment by mnw21cam
Solar panels are already at least 20% efficient (most are better than that). I don't think they'll improve much beyond 30% within the next 20 years. Your 20x aspiration is of course technically impossible.
Solar panels are already at least 20% efficient (most are better than that). I don't think they'll improve much beyond 30% within the next 20 years. Your 20x aspiration is of course technically impossible.