The London Appeals Court decision against Hyperion Records, in a lawsuit bought by musicologist Lionel Sawkins, will seriously affect Hyperion's future and will surely make other labels extremely leery of running into issues with other editors. Jessica Duchen broke the story in the blogosphere. For other detailed commentary, see On an Overgrown Path and The Rest is Noise.
Updated May 25, 2005:A. C. Douglas has worthwhile remarks on the ruling, as does Tim Rutherford-Johnson.
Updated May 26:Added link to Jessica Duchen; corrected Tim's name.