Uncomfortable, perhaps, not unlivable. People somehow managed to live indoors without AC for millennia, and a few billion people are doing so right now despite

Uncomfortable, perhaps, not unlivable. People somehow managed to live indoors without AC for millennia, and a few billion people are doing so right now despite living in regions where summer temps rise to the low 40s C. Relative humidity also plays a large part. 26 degrees C is nothing in a fairly dry climate.