There is different _probability_ of having malicious network sniffer with different service providers. I would bet my left testicle that the probability with to

There is different _probability_ of having malicious network sniffer with different service providers. I would bet my left testicle that the probability with tor is higher than average ISP. If you want to speak about security _theory_, then please state so. Usually in these kind of discussions people speak about practical security, which means trusting different people different amounts, and trading theoretical security with trust.