======================== unified (from filesystem) ========================
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                                        'duration'  '308'
                                          'artist'  'Ruphus'
                                     'text_people'  ''
                                         'release'  'Hidden Schemes'
                                           'title'  'Echoes of the Time'
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                                      'lastfmtags'  "['norwegian', 'art rock', 'rock', 'progressive rock', 'symphonic rock']"
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '9'
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'rock-cppex'
                                             'bpm'  '105.4'
                                             'key'  '9B'
                                        'acoustid'  '61967fd6-f321-461a-b194-429b6e656492'
rest: ''

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

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'TBPM' (BPM (beats per minute))                     '105.4'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex'
'TDOR' (Original release time)                      '1996'
'TDRC' (Recording time)                             '1996'
'TIT2' (Title/songname/content description)         'Echoes of the Time'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Ruphus'
'TPE2' (Band/orchestra/accompaniment)               'Ruphus'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '6/9'
'TSO2'                                              'Ruphus'
'TSOP' (Performer sort order)                       'Ruphus'
'TXXX:Acoustid Id'                                  '61967fd6-f321-461a-b194-429b6e656492'
'TXXX:Artists'                                      'Ruphus'
'TXXX:Compilation'                                  '0'
'TXXX:Itunes_cddb_ids'                              '9+2DC1028C1F3F97D14C7F50EA1C1675C9+641729'
'TXXX:Itunnorm'                                     ('00000483 000004ED 00001FB7 00002339 0191AC20 01935DB8 00007D15 00007D16 '
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'TXXX:MusicBrainz Album Artist Id'                  'cf98f941-0f69-4e3e-ab97-b2171c3ec0c1'
'TXXX:MusicBrainz Album Id'                         'fe395ee8-2899-4d13-8f64-70e53b866ac0'
'TXXX:MusicBrainz Album Release Country'            'NO'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        'cf98f941-0f69-4e3e-ab97-b2171c3ec0c1'
'TXXX:MusicBrainz Release Group Id'                 'dc9cf39e-bab8-3e6c-9d2d-ccaba16e20e5'
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'TXXX:Q-CHART'                                      '1'
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'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:Tempo'                                        '0 BPM'
'TXXX:Tool'                                         'iTunes v4.0.1, QuickTime 6.2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['norwegian', 'art rock', 'rock', 'progressive rock', 'symphonic rock']
'TXXX:originalyear'                                 '1996'
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-5.16 dB'
'TXXX:replaygain_track_peak'                        '1.039184'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'c84a78e8-ed50-4cb0-b560-6f854a3ef874')

========================== row from database ==========================
                                              'id'  1478100
                                            'path'  /data/Music/Bulk/00poprockelectronic/ruphus - coloured dreams & hidden schemes part. ii (1996)/ruphus - coloured dreams[]hidden schemes - pt.ii- 06 echoes of the time.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  308
                                           'genre'  rock-cppex
                                        'filesize'  7423412
                                           'mtime'  1645789646
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic ruphus coloured dreams & hidden schemes part. ii (1996) ruphus coloured dreams[]hidden schemes pt.ii 06 echoes time rock cppex
                                      'tag_artist'  Ruphus
                                     'tag_release'  Hidden Schemes
                                       'tag_title'  Echoes of the Time
                                             'bpm'  105.4
                                    'search_title'  'echoes':1 'of':2 'the':3 'time':4
                                   'search_artist'  'ruphus':1
                                  'search_release'  'hidden':1 'schemes':2
                                     'search_rest'  '00poprockelectronic':1 '1996':10,11 'coloured':3 'cppex':21 'dreams':4,12 'dreamshidden':14 'echoes':18 'hidden':5,13 'ii':9,16 'part':7,8 'pt':15 'ptii':17 'rock':20 'ruphus':2 'schemes':6 'time':19
                                    'search_combo'  '00poprockelectronic':8 '1996':17,18 'coloured':10 'cppex':28 'dreams':11,19 'dreamshidden':21 'echoes':1A,25 'hidden':6C,12,20 'ii':16,23 'of':2A 'part':14,15 'pt':22 'ptii':24 'rock':27 'ruphus':5B,9 'schemes':7C,13 'the':3A 'time':4A,26
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HAP-3', 'Q-OLDST-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'Q-CHART-1', 'Q-MIXBEAT-2', 'q-bass-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3']
                                      'lastfmtags'  ['norwegian', 'art rock', 'rock', 'progressive rock', 'symphonic rock']
                                        'tag_date'  1996
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1645789646.472884  (2022-02-25 12:47:26)
                             'size'  7423412