This technique (or something similar) was used to revive a degraded Rothko painting a few years ago: https://www.architectmagazine.com/technology/lighting/reviv

This technique (or something similar) was used to revive a degraded Rothko painting a few years ago: https://www.architectmagazine.com/technology/lighting/reviving-mark-rothkos-harvard-murals-using-light_o https://www.architectmagazine.com/technology/lighting/revivi...