Question: In what region was Degeneration released in Digital format on 19 July 2008?
SQL: SELECT "Region" FROM "2-17540670-1" WHERE "Format" = 'Digital' AND "Date" = '19 July 2008';

Question: What was the name of the catalog released on 19 July 2008?
SQL: SELECT "Catalog" FROM "2-17540670-1" WHERE "Date" = '19 July 2008';