======================== unified (from filesystem) ========================
                                         'bitrate'  '213.166'
                                        'duration'  '313'
                                          'artist'  'Celldweller'
                                     'text_people'  ''
                                         'release'  'Soundtrack for the Voices in My Head Vol. 1'
                                           'title'  'Baseline (Birthright Demo - Instrumental)'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  ("['industrial metal', 'industrial', 'industrial rock', 'rock', 'electronic', "
 "'fistkrankping']")
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '22'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave-industrial'
                                             'bpm'  '120.327'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Soundtrack for the Voices in My Head Vol. 1'
'TBPM' (BPM (beats per minute))                     '120.327'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave-industrial'
'TDRC' (Recording time)                             '2008-12-18'
'TIT2' (Title/songname/content description)         'Baseline (Birthright Demo - Instrumental)'
'TKEY' (Initial key)                                '4A'
'TLAN' (Language(s))                                'eng'
'TPE1' (Lead performer(s)/Soloist(s))               'Celldweller'
'TPUB' (Publisher)                                  'FIXT'
'TRCK' (Track number/Position in set)               '22'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME 3.97 -V2 --vbr-new'
'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:Release type'                                 'Undefined'
'TXXX:Rip date'                                     '2008-12-18'
'TXXX:Ripping tool'                                 'EAC'
'TXXX:Source'                                       'CD'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['industrial metal',
 'industrial',
 'industrial rock',
 'rock',
 'electronic',
 'fistkrankping']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.08 dB'
'TXXX:replaygain_track_peak'                        '0.366217'

========================== row from database ==========================
                                              'id'  1263714
                                            'path'  /data/Music/Bulk/00dwimp/Celldweller/Soundtrack for the Voices in My Head Vol.1/22-celldweller-baseline_(birthright_demo_-_instrumental).mp3
                                         'working'  None
                                         'bitrate'  213
                                    'duration_sec'  313
                                           'genre'  eid-ebm or industrial or darkwave-industrial
                                        'filesize'  8360806
                                           'mtime'  1620298374
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp Vol.1 22 celldweller baseline_(birthright_demo_ _instrumental) eid ebm industrial darkwave industrial
                                      'tag_artist'  Celldweller
                                     'tag_release'  Soundtrack for the Voices in My Head Vol. 1
                                       'tag_title'  Baseline (Birthright Demo - Instrumental)
                                             'bpm'  120.327
                                    'search_title'  'baseline':1 'birthright':2,3 'demo':4 'instrumental':5,6
                                   'search_artist'  'celldweller':1
                                  'search_release'  '1':10 'for':2 'head':7 'in':5 'my':6 'soundtrack':1 'the':3 'voices':4 'vol':8,9
                                     'search_rest'  '00dwimp':1 '1':3 '22':5 'baseline':7,10 'birthright':8,11 'celldweller':6 'darkwave':18 'demo':9,12 'ebm':16 'eid':15 'industrial':17 'instrumental':13,14 'vol':2 'vol1':4
                                    'search_combo'  '00dwimp':18 '1':17C,20 '22':22 'baseline':1A,24,27 'birthright':2A,3A,25,28 'celldweller':7B,23 'darkwave':35 'demo':4A,26,29 'ebm':33 'eid':32 'for':9C 'head':14C 'in':12C 'industrial':34 'instrumental':5A,6A,30,31 'my':13C 'soundtrack':8C 'the':10C 'voices':11C 'vol':15C,16C,19 'vol1':21
                                    'tag_tracknum'  22
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-3', 'q-syn-3', 'q-chart-3', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['industrial metal', 'industrial', 'industrial rock', 'rock', 'electronic', 'fistkrankping']
                                        'tag_date'  2008
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620298373.7090333  (2021-05-06 12:52:53)
                             'size'  8360806