======================== unified (from filesystem) ========================
                                         'bitrate'  '192.686'
                                        'duration'  '152'
                                          'artist'  'Iron and Wine'
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                                         'release'  'Our Endless Numbered Days'
                                           'title'  'Naked As We Came'
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                                      'lastfmtags'  "['folk', 'indie', 'acoustic', 'singer-songwriter', 'mellow']"
                             'musicbrainz_albumid'  ''
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                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie'
                                             'bpm'  '87.634'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Our Endless Numbered Days'
'TBPM' (BPM (beats per minute))                     '87.634'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie'
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Naked As We Came'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Iron and Wine'
'TRCK' (Track number/Position in set)               '2'
'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'                                   ['folk', 'indie', 'acoustic', 'singer-songwriter', 'mellow']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.74 dB'
'TXXX:replaygain_track_peak'                        '0.687609'

========================== row from database ==========================
                                              'id'  1274808
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Iron and Wine - Iron & Wine/Our Endless Numbered Days/02 naked as we came.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  152
                                           'genre'  ifs-songwriter-indie
                                        'filesize'  3680866
                                           'mtime'  1636400522
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos & 02 naked as we came ifs songwriter indie
                                      'tag_artist'  Iron and Wine
                                     'tag_release'  Our Endless Numbered Days
                                       'tag_title'  Naked As We Came
                                             'bpm'  87.634
                                    'search_title'  'as':2 'came':4 'naked':1 'we':3
                                   'search_artist'  'and':2 'iron':1 'wine':3
                                  'search_release'  'days':4 'endless':2 'numbered':3 'our':1
                                     'search_rest'  '00singer':1 'as':5 'came':7 'eos':3 'ifs':8 'indie':9 'naked':4 'songwriter':2 'we':6
                                    'search_combo'  '00singer':12 'and':6B 'as':2A,16 'came':4A,18 'days':11C 'endless':9C 'eos':14 'ifs':19 'indie':20 'iron':5B 'naked':1A,15 'numbered':10C 'our':8C 'songwriter':13 'we':3A,17 'wine':7B
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  12B
                                           '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-1', 'q-syn-2', 'q-chart-4', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['folk', 'indie', 'acoustic', 'singer-songwriter', 'mellow']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636400521.598261  (2021-11-08 20:42:01)
                             'size'  3680866