======================== unified (from filesystem) ========================
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                                      'lastfmtags'  ("['contemporary classical', 'electroacoustic', 'electronic', 'uk', "
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                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
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                                        'comments'  ''
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======================== rawer (from filesystem) ========================

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'TDRC' (Recording time)                             '2016-03-04'
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'TIT2' (Title/songname/content description)         'Shill'
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'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Anna Meredith'
'TPE2' (Band/orchestra/accompaniment)               'Anna Meredith'
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'TPUB' (Publisher)                                  'もしもし'
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'TSO2'                                              'Meredith, Anna'
'TSOP' (Performer sort order)                       'Meredith, Anna'
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'TXXX:Artists'                                      'Anna Meredith'
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'TXXX:MusicBrainz Album Id'                         '78359475-5530-44a8-8ded-4f7afb8e0a6e'
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'TXXX:MusicBrainz Album Type'                       'album'
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'TXXX:Q-UNU'                                        '1'
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'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['contemporary classical',
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'TXXX:originalyear'                                 '2016'
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'TXXX:q-drums'                                      '4'
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========================== row from database ==========================
                                              'id'  1482830
                                            'path'  /data/Music/Bulk/00poprockelectronic/anna meredith - varmints (2016)/10 shill.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  167
                                           'genre'  prerock-classical or classical instruments-contemporary
                                        'filesize'  6742940
                                           'mtime'  1637329823
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic anna meredith varmints (2016) 10 shill prerock classical or classical instruments contemporary
                                      'tag_artist'  Anna Meredith
                                     'tag_release'  Varmints
                                       'tag_title'  Shill
                                             'bpm'  120.8
                                    'search_title'  'shill':1
                                   'search_artist'  'anna':1 'meredith':2
                                  'search_release'  'varmints':1
                                     'search_rest'  '00poprockelectronic':1 '2016':5,6 'anna':2 'classical':9 'contemporary':12 'instruments':11 'meredith':3 'or':10 'prerock':8 'shill':7 'varmints':4
                                    'search_combo'  '00poprockelectronic':5 '2016':9,10 'anna':2B,6 'classical':13 'contemporary':16 'instruments':15 'meredith':3B,7 'or':14 'prerock':12 'shill':1A,11 'varmints':4C,8
                                    'tag_tracknum'  10
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-1', 'Q-OLDST-1', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-4', 'Q-SYN-1', 'q-other-3', 'Q-HAP-2', 'Q-BUSY-3', 'Q-PLAY-2', 'q-bass-4']
                                      'lastfmtags'  ['contemporary classical', 'electroacoustic', 'electronic', 'uk', 'experimental']
                                        'tag_date'  2016
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1637329823.0236945  (2021-11-19 14:50:23)
                             'size'  6742940