!Agree<p>I&#x27;m very excited to have stumbled on this article on HN, as I am presently working on a project in this space; focusing on better ways to specify lighting needs and discuss light pollution&#x27;s impact on terrestrial telescopes and astronomy.<p>Its neat to see that understanding consequences of artificial lighting, especially wrt. blue light content, is gaining awareness in the market.<p>I&#x27;ve been consulting with a company, that designs lighting whose spectral profile match specifications representative of ecological, industry, and human needs of a region.