It cost the RIAA $16 for every dollar they collected with the lawsuits.
For every person they actually take to court, they get several hundred out-of-court settlements.
1: Because humans are prone to error, and may by mistake skip an important word or phrase.
Google Translate isn't exactly flawless.
(and that's with 10-20m down being standard)
To be fair, it probably costs a lot to connect your house to their network if you live >20 metres beneath the surface of the earth.
No Certificate Authority worth anything would undermine their integrity in this fashion
Thanks to how browsers handle SSL certificates, they don't need to get the signing key from a reputable CA, they just need to get one from any CA approved by your browser.
any law that would force them to do so in certain circumstances is effectively giving the government the right to commit forgery in the name of justice
Thanks to some of the provisions in the USA PATRIOT Act, the FBI can send out a National Security Letter and force a CA to turn over their private key. It's unlikely that the CA would publicly disclose that their key had been compromised, as that would be bad for business.
E = MC ** 2 +- 3db