======================== unified (from filesystem) ========================
                                         'bitrate'  '175.738'
                                        'duration'  '243'
                                          'artist'  'Iron & Wine'
                                     'text_people'  ''
                                         'release'  "The Shepherd's Dog"
                                           'title'  'Flightless Bird, American Mouth'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
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 "'q-chart-4', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'acoustic', 'indie rock', 'folk', 'singer songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-unsorted;ifs-songwriter-folk;ifs-songwriter-indie-pop'
                                             'bpm'  '102.024'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     "The Shepherd's Dog"
'TBPM' (BPM (beats per minute))                     '102.024'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter-indie-unsorted',
 'ifs-songwriter-folk',
 'ifs-songwriter-indie-pop']
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'Flightless Bird, American Mouth'
'TKEY' (Initial key)                                '5B'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Iron & Wine'
'TRCK' (Track number/Position in set)               '12'
'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'                                   ['indie', 'acoustic', 'indie rock', 'folk', 'singer songwriter']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.11 dB'
'TXXX:replaygain_track_peak'                        '0.330951'

========================== row from database ==========================
                                              'id'  1259123
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Iron and Wine - Iron & Wine/The Shepherds Dog/12-iron_and_wine-flightless_bird_american_mouth.mp3
                                         'working'  None
                                         'bitrate'  175
                                    'duration_sec'  243
                                           'genre'  ifs-songwriter-indie-unsorted;ifs-songwriter-folk;ifs-songwriter-indie-pop
                                        'filesize'  5352382
                                           'mtime'  1637950193
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos and Shepherds 12 iron_and_wine flightless_bird_american_mouth ifs songwriter indie unsorted;ifs songwriter folk;ifs songwriter indie pop
                                      'tag_artist'  Iron & Wine
                                     'tag_release'  The Shepherd's Dog
                                       'tag_title'  Flightless Bird, American Mouth
                                             'bpm'  102.024
                                    'search_title'  'american':4 'bird':2,3 'flightless':1 'mouth':5
                                   'search_artist'  'iron':1 'wine':2
                                  'search_release'  'dog':5 's':3 'shepherd':2 'shepherds':4 'the':1
                                     'search_rest'  '00singer':1 'american':11 'and':4,7 'bird':10 'eos':3 'flightless':9 'folk':19,21 'ifs':13,16,18,20,22 'indie':14 'iron':6 'mouth':12 'pop':23 'shepherds':5 'songwriter':2 'unsorted':15,17 'wine':8
                                    'search_combo'  '00singer':13 'american':4A,23 'and':16,19 'bird':2A,3A,22 'dog':12C 'eos':15 'flightless':1A,21 'folk':31,33 'ifs':25,28,30,32,34 'indie':26 'iron':6B,18 'mouth':5A,24 'pop':35 's':10C 'shepherd':9C 'shepherds':11C,17 'songwriter':14 'the':8C 'unsorted':27,29 'wine':7B,20
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  5B
                                           '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-3', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'acoustic', 'indie rock', 'folk', 'singer songwriter']
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637950192.6820478  (2021-11-26 19:09:52)
                             'size'  5352382