use utf8;
+{
+intro => 'Comparison of audio compression formats.',
codec => {
mp3 => {
name => '<abbr title="MPEG-1 Audio Layer III">MP3</abbr>',
available => 1991,
+ generation => 0,
},
vorbis => {
name => 'Vorbis',
available => 2000,
+ generation => 1,
},
opus => {
name => 'Opus',
available => 2012,
+ generation => 1,
},
aac => {
name => '<abbr title="Advanced Audio Coding">AAC</abbr>',
available => 1997,
+ generation => 1,
},
atrac => {
name => '<abbr title="Adaptive Transform Acoustic Coding">ATRAC</abbr>',
available => 1992,
+ generation => 0,
},
},
feature => {