>>67089
> What\s up with the weird way of writing names?
> Why do people replace letters with numbers?
> Example: "s3deuced to s3rve"
So that content creators can't just google their names along with typical hoster names and find all the places where their content is shared and then file DMCA claims.
> And what's up with the long rows of random letters?
Part of that strategy to hide links. It's Base64 encoding. There are websites to de-/encode it as well as browser extensions that do it in-place.