The effort to install a SAT dish is not so simple for a layman! Especially the topic of grounding requires some familiarization with the subject. I will also soon put the dish on the roof. Unfortunately, I have no other option; otherwise, I would have used my old Self-Sat antenna.
But indeed: Without direct access to the roof, I wouldn't do it either.
Linear television is just uncomplicated and is suitable to have a redundant source of information.