I always think, why should any alien resemble us in any way? Couldn’t an alien be a sentient cloud of gas that feeds on sulfur? A 20km sentient wide floating ro

I always think, why should any alien resemble us in any way? Couldn’t an alien be a sentient cloud of gas that feeds on sulfur? A 20km sentient wide floating rock that doesn’t feed at all? Sort of like the premise of “They’re made of meat”: https://web.archive.org/web/20190501130711/http://www.terrybisson.com/theyre-made-out-of-meat-2/ https://web.archive.org/web/20190501130711/http://www.terryb...