======================== unified (from filesystem) ========================
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                                        'duration'  '269'
                                          'artist'  'The Decemberists'
                                     'text_people'  ''
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                                           'title'  'Here I Dreamt I Was an Architect'
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                                      'lastfmtags'  "['indie', 'alternative', 'indie folk', 'folk', 'indie rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '10'
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie'
                                             'bpm'  '94.9'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Here I Dreamt I Was an Architect'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Decemberists'
'TPUB' (Publisher)                                  'Jealous Butcher'
'TRCK' (Track number/Position in set)               '2/10'
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'TXXX:replaygain_track_gain'                        '-1.33 dB'
'TXXX:replaygain_track_peak'                        '0.467152'

========================== row from database ==========================
                                              'id'  1361480
                                            'path'  /data/Music/Bulk/00poprockelectronic/The Decemberists/Castaways and Cutouts/02 here i dreamt i was an architect.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  269
                                           'genre'  ifs-songwriter-indie
                                        'filesize'  6465286
                                           'mtime'  1636400574
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 02 here dreamt was architect ifs songwriter indie
                                      'tag_artist'  The Decemberists
                                     'tag_release'  Castaways and Cutouts
                                       'tag_title'  Here I Dreamt I Was an Architect
                                             'bpm'  94.9
                                    'search_title'  'an':5 'architect':6 'dreamt':3 'here':1 'i':2 'was':4
                                   'search_artist'  'decemberists':2 'the':1
                                  'search_release'  'and':2 'castaways':1 'cutouts':3
                                     'search_rest'  '00poprockelectronic':1 'architect':5 'dreamt':3 'here':2 'ifs':6 'indie':8 'songwriter':7 'was':4
                                    'search_combo'  '00poprockelectronic':12 'an':5A 'and':10C 'architect':6A,16 'castaways':9C 'cutouts':11C 'decemberists':8B 'dreamt':3A,14 'here':1A,13 'i':2A 'ifs':17 'indie':19 'songwriter':18 'the':7B 'was':4A,15
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative', 'indie folk', 'folk', 'indie rock']
                                        'tag_date'  2002
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1636400573.9347985  (2021-11-08 20:42:53)
                             'size'  6465286