======================== unified (from filesystem) ========================
                                         'bitrate'  '196.869'
                                        'duration'  '272'
                                          'artist'  'Iron & Wine'
                                     'text_people'  ''
                                         'release'  "The Shepherd's Dog"
                                           'title'  'Pagan Angel And A Borrowed Car'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-3', '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'  '1'
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-unsorted;ifs-songwriter-folk;ifs-songwriter-indie-pop'
                                             'bpm'  '99.910'
                                             'key'  '2B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     "The Shepherd's Dog"
'TBPM' (BPM (beats per minute))                     '99.910'
'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)         'Pagan Angel And A Borrowed Car'
'TKEY' (Initial key)                                '2B'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Iron & Wine'
'TRCK' (Track number/Position in set)               '1'
'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'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'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'                        '-0.90 dB'
'TXXX:replaygain_track_peak'                        '0.338996'

========================== row from database ==========================
                                              'id'  1279054
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Iron and Wine - Iron & Wine/The Shepherds Dog/01-iron_and_wine-pagan_angel_and_a_borrowed_car.mp3
                                         'working'  None
                                         'bitrate'  196
                                    'duration_sec'  272
                                           'genre'  ifs-songwriter-indie-unsorted;ifs-songwriter-folk;ifs-songwriter-indie-pop
                                        'filesize'  6717021
                                           'mtime'  1637950192
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos and Shepherds 01 iron_and_wine pagan_angel_and_a_borrowed_car ifs songwriter indie unsorted;ifs songwriter folk;ifs songwriter indie pop
                                      'tag_artist'  Iron & Wine
                                     'tag_release'  The Shepherd's Dog
                                       'tag_title'  Pagan Angel And A Borrowed Car
                                             'bpm'  99.91
                                    'search_title'  'a':4 'and':3 'angel':2 'borrowed':5 'car':6 'pagan':1
                                   'search_artist'  'iron':1 'wine':2
                                  'search_release'  'dog':5 's':3 'shepherd':2 'shepherds':4 'the':1
                                     'search_rest'  '00singer':1 'a':12 'and':4,7,11 'angel':10 'borrowed':13 'car':14 'eos':3 'folk':21,23 'ifs':15,18,20,22,24 'indie':16 'iron':6 'pagan':9 'pop':25 'shepherds':5 'songwriter':2 'unsorted':17,19 'wine':8
                                    'search_combo'  '00singer':14 'a':4A,25 'and':3A,17,20,24 'angel':2A,23 'borrowed':5A,26 'car':6A,27 'dog':13C 'eos':16 'folk':34,36 'ifs':28,31,33,35,37 'indie':29 'iron':7B,19 'pagan':1A,22 'pop':38 's':11C 'shepherd':10C 'shepherds':12C,18 'songwriter':15 'the':9C 'unsorted':30,32 'wine':8B,21
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  2B
                                           '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-4', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'acoustic', 'indie rock', 'folk', 'singer songwriter']
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637950192.10147  (2021-11-26 19:09:52)
                             'size'  6717021