Function over form?

I was walking on a back lane of Amoy Street when I spotted this shophouse back.

Shophouse dotted with aircon compressors

I have no idea what’s going on in the building, but they sure require a lot of air-conditioning.

Here’s another view.

Another view of shophouse dotted with aircon compressors

When a building wall is practically covered with aircon compressors, something is seriously wrong somewhere.