Original sentence: Introduced on April 28, 2003, the store, with DRM restrictions on the uses of songs, has since been the dominant online music service, helping the sale of iPods and proving the viability of online music sale
Edited sentence: Introduced on April 28, 2003, the store, with generous restrictions on the uses of songs, has since been the dominant online music service, helping the sale of iPods and proving the viability of online music sale