>What if symbols are the aliens vessels?
>What if people actually feed them energy when they watch music videos and support their brands?
>What if they inhabit something that we can't see, but share with them?
https://megalodon.jp/2018-0610-0734-14/dailyanarchist.com/forum/index.php?topic=3289.0
Read this post, it gives insight into the matter that may answer these questions.