The Wall Street Journal calls this "Fighting Urban Blight With Art". Liz Thomas, the curator of the project, calls it "an experience that asks people to think about this space that they hurtle through every day".
The project is not actually fighting blight, of course - only the ability of Amtrak customers to see it. — Al Jazeera
Reminds me of NYC in the 1980's when the city put large vinyl decals depicting shutters, potted plants, Venetian blinds and window shades over the yawning windows of abandoned city-owned buildings that face the Cross Bronx Expressway.