Don't forget that if their software is changing the certificates for every HTTPS site you visit they're probably doing it on the fly. This means that the privat

Don't forget that if their software is changing the certificates for every HTTPS site you visit they're probably doing it on the fly. This means that the private key is on your computer. Assuming they generate a per install private key that won't be a big issue but if it's the same private key for all their installs it could get pretty bad once someone gets the key