======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '400'
                                          'artist'  'Depeche Mode'
                                     'text_people'  'Martin L. Gore'
                                         'release'  '101 cd2'
                                           'title'  'Never Let Me Down Again'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
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 "'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'new wave', 'electronic', 'synthpop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '1989'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk'
                                             'bpm'  '106.419'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     '101 cd2'
'TBPM' (BPM (beats per minute))                     '106.419'
'TCOM' (Composer)                                   'Martin L. Gore'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk'
'TDRC' (Recording time)                             '1989'
'TIT2' (Title/songname/content description)         'Never Let Me Down Again'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Depeche Mode'
'TPE2' (Band/orchestra/accompaniment)               'Depeche Mode'
'TPUB' (Publisher)                                  'Mute'
'TRCK' (Track number/Position in set)               '7'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['80s', 'new wave', 'electronic', 'synthpop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.39 dB'
'TXXX:replaygain_track_peak'                        '0.504128'

========================== row from database ==========================
                                              'id'  1294113
                                            'path'  /data/Music/Bulk/00poprockelectronic/Depeche Mode/1989-Depeche_Mode-101/101 cd2/Depeche Mode - 101 cd2 - 07 - Never Let Me Down Again.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  400
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  9614900
                                           'mtime'  1620568992
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1989 Depeche_Mode 07 electronic we new wave or post punk
                                      'tag_artist'  Depeche Mode
                                     'tag_release'  101 cd2
                                       'tag_title'  Never Let Me Down Again
                                             'bpm'  106.419
                                    'search_title'  'again':5 'down':4 'let':2 'me':3 'never':1
                                   'search_artist'  'depeche':1 'mode':2
                                  'search_release'  '101':1 'cd2':2
                                     'search_rest'  '00poprockelectronic':1 '1989':2 'depeche':3 'electronic':5 'mode':4 'new':7 'or':9 'post':10 'punk':11 'wave':8 'we':6
                                    'search_combo'  '00poprockelectronic':10 '101':8C '1989':11 'again':5A 'cd2':9C 'depeche':6B,12 'down':4A 'electronic':14 'let':2A 'me':3A 'mode':7B,13 'never':1A 'new':16 'or':18 'post':19 'punk':20 'wave':17 'we':15
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['80s', 'new wave', 'electronic', 'synthpop']
                                        'tag_date'  1989
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620568992.3539648  (2021-05-09 16:03:12)
                             'size'  9614900