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

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'TDOR' (Original release time)                      '2016'
'TDRC' (Recording time)                             '2016-03-04'
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'TIT2' (Title/songname/content description)         'Last Rose'
'TKEY' (Initial key)                                '5B'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Anna Meredith'
'TPE2' (Band/orchestra/accompaniment)               'Anna Meredith'
'TPOS' (Part of a set)                              '1/1'
'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-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['contemporary classical',
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'TXXX:originalyear'                                 '2016'
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'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '3'
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'TXXX:replaygain_track_peak'                        '1.037951'
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========================== row from database ==========================
                                              'id'  1482715
                                            'path'  /data/Music/Bulk/00poprockelectronic/anna meredith - varmints (2016)/09 last rose.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  211
                                           'genre'  prerock-classical or classical instruments-contemporary
                                        'filesize'  8487926
                                           'mtime'  1637329823
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic anna meredith varmints (2016) 09 last rose prerock classical or classical instruments contemporary
                                      'tag_artist'  Anna Meredith
                                     'tag_release'  Varmints
                                       'tag_title'  Last Rose
                                             'bpm'  111.2
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                                   'search_artist'  'anna':1 'meredith':2
                                  'search_release'  'varmints':1
                                     'search_rest'  '00poprockelectronic':1 '2016':5,6 'anna':2 'classical':10 'contemporary':13 'instruments':12 'last':7 'meredith':3 'or':11 'prerock':9 'rose':8 'varmints':4
                                    'search_combo'  '00poprockelectronic':6 '2016':10,11 'anna':3B,7 'classical':15 'contemporary':18 'instruments':17 'last':1A,12 'meredith':4B,8 'or':16 'prerock':14 'rose':2A,13 'varmints':5C,9
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-3', 'Q-SYN-1', 'q-other-3', 'Q-HAP-2', 'Q-BUSY-3', 'Q-PLAY-2', 'q-bass-3']
                                      'lastfmtags'  ['contemporary classical', 'electroacoustic', 'electronic', 'uk', 'experimental']
                                        'tag_date'  2016
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1637329823.0113196  (2021-11-19 14:50:23)
                             'size'  8487926