A vintage-style illustration of a hazy Singapore cityscape with the Marina Bay Sands silhouette barely visible through thick amber-brown smog, in the foreground a DIY electronics workbench showing a Raspberry Pi connected to small environmental sensors with wires and breadboards, muted sepia and orange tones dominate the scene, the atmosphere feels heavy and oppressive, tiny particles visibly floating in shafts of diffused sunlight streaming through a window, 1970s scientific illustration aesthetic with slightly faded colors and subtle grain texture