======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '247'
                                          'artist'  'Apoptygma Berzerk'
                                     'text_people'  ''
                                         'release'  'The Singles Collection (disc 1'
                                           'title'  'Eclipse (radio edit)'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['industrial', 'ebm', 'synthpop', 'electronic', 'futurepop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave'
                                             'bpm'  '132.878'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Singles Collection (disc 1'
'TBPM' (BPM (beats per minute))                     '132.878'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Eclipse (radio edit)'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Apoptygma Berzerk'
'TRCK' (Track number/Position in set)               '10'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['industrial', 'ebm', 'synthpop', 'electronic', 'futurepop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.83 dB'
'TXXX:replaygain_track_peak'                        '0.339348'

========================== row from database ==========================
                                              'id'  1394952
                                            'path'  /data/Music/Bulk/00dwimp/00ebm-industrial-darkwave-goth/Apoptygma Berzerk/Apoptygma Bezerk/(2003) apoptygma berzerk - the singles ccollection (dcd)/cd1/10 - Eclipse (Radio Edit).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  247
                                           'genre'  eid-ebm or industrial or darkwave
                                        'filesize'  5958437
                                           'mtime'  1620295964
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00ebm industrial darkwave goth Bezerk (2003) apoptygma berzerk the singles ccollection (dcd) cd1 10 (Radio Edit) eid ebm or industrial or darkwave
                                      'tag_artist'  Apoptygma Berzerk
                                     'tag_release'  The Singles Collection (disc 1
                                       'tag_title'  Eclipse (radio edit)
                                             'bpm'  132.878
                                    'search_title'  'eclipse':1 'edit':4,5 'radio':2,3
                                   'search_artist'  'apoptygma':1 'berzerk':2
                                  'search_release'  '1':6 'collection':3 'disc':4,5 'singles':2 'the':1
                                     'search_rest'  '00dwimp':1 '00ebm':2 '2003':7,8 'apoptygma':9 'berzerk':10 'bezerk':6 'ccollection':13 'cd1':16 'darkwave':4 'dcd':14,15 'ebm':22 'edit':19,20 'eid':21 'goth':5 'industrial':3 'or':23 'radio':17,18 'singles':12 'the':11
                                    'search_combo'  '00dwimp':14 '00ebm':15 '1':13C '2003':20,21 'apoptygma':6B,22 'berzerk':7B,23 'bezerk':19 'ccollection':26 'cd1':29 'collection':10C 'darkwave':17 'dcd':27,28 'disc':11C,12C 'ebm':35 'eclipse':1A 'edit':4A,5A,32,33 'eid':34 'goth':18 'industrial':16 'or':36 'radio':2A,3A,30,31 'singles':9C,25 'the':8C,24
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-2', 'Q-HAP-1', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['industrial', 'ebm', 'synthpop', 'electronic', 'futurepop']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620295964.3520672  (2021-05-06 12:12:44)
                             'size'  5958437