It can and does work, its just this company was incompetent and arrogant as covered by the article. Artificial lamps provide the same uv light that the sun doe

It can and does work, its just this company was incompetent and arrogant as covered by the article. Artificial lamps provide the same uv light that the sun does. The "just water" is regularly cycled with nutrients because yes plants need those. Different crops do better or worse with this. It's already used at scale for certain crops, ironically often because it decreases water usage (evaporation losses on large fields are enormous, plus runoff)