Title text:
If you don't know where you are on Earth, the angle of satellite dishes can help constrain your latitude. If some of them are pointing straight up, you're probably near the Equator, right under the ring.
Transcript:
Transcript will show once it’s been added to explainxkcd.com
Source: https://xkcd.com/3156/
Hah, if satellites were actually that large... It still wouldn't actually be a problem. It's really hard to grasp just how far things are apart up in geostationary orbit, there is a truly immense amount is space. There's plenty of elbow room for thousands of Rhode Islands floating around up there, no reason to worry about collisions.