But even here, there is also a spectrum: should the browser engine developer know about the actual pixels of the display, and the "electrocoagulation of Ag nanoparticles between silicon nanostructures that support Mie resonances" [1], and so forth: the layers never stop, hence maybe it's more important actually caring about the product as a whole, in all its effects and side effects, a sort of omoiyari [2], as the Japanese would say.
[1] https://www.degruyter.com/document/doi/10.1515/nanoph-2022-0...
[2] omoiyari: 'give your thoughts and take an action on it', English: https://youtu.be/KJ5kcEQi934?t=71 Japanese: https://www.youtube.com/watch?v=16P_t4ApyhI