======================== unified (from filesystem) ========================
                                         'bitrate'  '242.142'
                                        'duration'  '211'
                                          'artist'  'Fall Out Boy'
                                     'text_people'  ''
                                         'release'  'Infinity On High'
                                           'title'  'Bang The Doldrums'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['emo', 'pop punk', 'alternative', 'rock']"
                                     'discogstags'  "['rock', 'emo', 'pop rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '14'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk-emo;rock-gr-punk'
                                             'bpm'  '128.577'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'PRIV:http://www.cdtag.com:\x02\x00ò\x1f\x9c\x00'   PRIV(owner='http://www.cdtag.com', data=b'\x02\x00\xf2\x1f\x9c\x00')
'TALB' (Album/Movie/Show title)                     'Infinity On High'
'TBPM' (BPM (beats per minute))                     '128.577'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-punk-emo', 'rock-gr-punk']
'TDRC' (Recording time)                             '2007-02-06'
'TIT2' (Title/songname/content description)         'Bang The Doldrums'
'TKEY' (Initial key)                                '3A'
'TLAN' (Language(s))                                'eng'
'TPE1' (Lead performer(s)/Soloist(s))               'Fall Out Boy'
'TPUB' (Publisher)                                  'Island'
'TRCK' (Track number/Position in set)               '11/14'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:Release type'                                 'Normal Release'
'TXXX:Rip date'                                     '2007-01-19'
'TXXX:Ripping tool'                                 'EAC'
'TXXX:Source'                                       'CD (LP)'
'TXXX:discogstags'                                  ['rock', 'emo', 'pop rock']
'TXXX:lastfmtags'                                   ['emo', 'pop punk', 'alternative', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.95 dB'
'TXXX:replaygain_track_peak'                        '0.334755'

========================== row from database ==========================
                                              'id'  1303040
                                            'path'  /data/Music/Bulk/00poprockelectronic/Fall Out Boy/Infinity On High/11-fall_out_boy-bang_the_doldrums.mp3
                                         'working'  None
                                         'bitrate'  242
                                    'duration_sec'  211
                                           'genre'  rock-gr-punk-emo;rock-gr-punk
                                        'filesize'  6400855
                                           'mtime'  1638544966
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 11 fall_out_boy bang_the_doldrums rock gr punk emo;rock gr punk
                                      'tag_artist'  Fall Out Boy
                                     'tag_release'  Infinity On High
                                       'tag_title'  Bang The Doldrums
                                             'bpm'  128.577
                                    'search_title'  'bang':1 'doldrums':3 'the':2
                                   'search_artist'  'boy':3 'fall':1 'out':2
                                  'search_release'  'high':3 'infinity':1 'on':2
                                     'search_rest'  '00poprockelectronic':1 'bang':5 'boy':4 'doldrums':7 'emo':11,13 'fall':2 'gr':9 'out':3 'punk':10 'rock':8,12,14 'the':6
                                    'search_combo'  '00poprockelectronic':10 'bang':1A,14 'boy':6B,13 'doldrums':3A,16 'emo':20,22 'fall':4B,11 'gr':18 'high':9C 'infinity':7C 'on':8C 'out':5B,12 'punk':19 'rock':17,21,23 'the':2A,15
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['emo', 'pop punk', 'alternative', 'rock']
                                        'tag_date'  2007
                                     'discogstags'  ['rock', 'emo', 'pop rock']

============================== file details ==============================
                                           'mtime'  1638544966.1103718  (2021-12-03 16:22:46)
                             'size'  6400855