CHALLENGING RESEARCH
RIAA/SDMI v. Felten et al. (suit threatened but not brought; RIAA caved when EFF/Felten sued)
U.S. v. Sklyarov (indicted but US dropped case vs. him; Adobe backed off vs. him, but not co.)
Hewlett-Packard v. SnoSoft (threat letter but backed off after bad publicity)
Microsoft v. Huang (MIT student wrote paper on Xbox TPM; worried but MS decided vs. suit)
Edelman v. N2H2 (lawsuit asking for declaration to allow filtering sw research; ACLU on case)