They are intended to help unmask copyright infringements. Some companies shut down fangames as copyright infringements. The media concerned are banned outright, with criminal penalties for infringements. MGM wants makers of file sharing technology held liable for their users' copyright infringements. It is prominently used for tracing copyright infringements and for banknote authentication. In 2011, some users of the site were targeted for copyright infringements. Law 10.2a of the Laws of Rugby deals with intentional infringements. They were sometimes successful in arguing that certain government infringements were prohibited, regardless of procedure. He has also criticised the Chinese authorities for failing to act on patent infringements. There is also evidence of human rights infringements, including the 2006 Nangpa La shootings. Polaroid asked for $12 billion for infringements of its patents by Kodak. In March 2005, Rambus had its claim for patent infringements against Infineon dismissed. Teams were given penalty points for minor technical infringements. The disqualification was suspended for two years pending any further comparable rule infringements. Antilles were both disqualified for lane infringements.