> I understand why viewing http is insecure, I dont understand why serving it is insecure. People are assuming you want others to be able to see want you are s

> I understand why viewing http is insecure, I dont understand why serving it is insecure. People are assuming you want others to be able to see want you are serving. In such case, the server is the only one who can secure the transmission to prevent MITM. The viewer cannot reach over and add in https into the request to prevent their ISP from injecting ads (or other kinds of MITM changes).