The US Copyright Office has published a list of new exemptions to the DMCA’s anti-circumvention rules. Several new freedoms were granted this round, including broader right to repair permissions. The right to jailbreak also expanded to include streaming TV devices such as Roku and Apple TV boxes, despite Hollywood fears that this will boost piracy.
Source: US Copyright Office Expands Jailbreaking Exemption to Roku and Apple TV * TorrentFreak