======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '330'
                                          'artist'  'Shawn Mullins'
                                     'text_people'  ''
                                         'release'  "90's Pop Hits"
                                           'title'  'Lullaby'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['90s', 'pop', 'rock', 'alternative', 'folk', 'singer songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '04'
                                      'tracktotal'  ''
                                            'date'  '1990'
                                        'comments'  ''
                                           'genre'  ('electronic-generic or '
 'radio-unsorted;ifs-songwriter-pop;ifs-songwriter-folk;ifs-songwriter-rock')
                                             'bpm'  '106.085'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     "90's Pop Hits"
'TBPM' (BPM (beats per minute))                     '106.085'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-generic or radio-unsorted',
 'ifs-songwriter-pop',
 'ifs-songwriter-folk',
 'ifs-songwriter-rock']
'TDRC' (Recording time)                             '1990'
'TIT2' (Title/songname/content description)         'Lullaby'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Shawn Mullins'
'TRCK' (Track number/Position in set)               '04'
'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'                                   ['90s', 'pop', 'rock', 'alternative', 'folk', 'singer songwriter']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.06 dB'
'TXXX:replaygain_track_peak'                        '0.642493'

========================== row from database ==========================
                                              'id'  1356266
                                            'path'  /data/Music/Bulk/00poprockelectronic/90s/04. Shawn Mullins - Lullaby.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  330
                                           'genre'  electronic-generic or radio-unsorted;ifs-songwriter-pop;ifs-songwriter-folk;ifs-songwriter-rock
                                        'filesize'  5355769
                                           'mtime'  1642256333
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 90s 04. electronic generic or radio unsorted;ifs songwriter pop;ifs songwriter folk;ifs songwriter rock
                                      'tag_artist'  Shawn Mullins
                                     'tag_release'  90's Pop Hits
                                       'tag_title'  Lullaby
                                             'bpm'  106.085
                                    'search_title'  'lullaby':1
                                   'search_artist'  'mullins':2 'shawn':1
                                  'search_release'  '90':1 '90s':3 'hits':5 'pop':4 's':2
                                     'search_rest'  '00poprockelectronic':1 '04':3,4 '90s':2 'electronic':5 'folk':18,20 'generic':6 'ifs':10,12,15,17,19,21 'or':7 'pop':14,16 'radio':8 'rock':22 'songwriter':13 'unsorted':9,11
                                    'search_combo'  '00poprockelectronic':9 '04':11,12 '90':4C '90s':6C,10 'electronic':13 'folk':26,28 'generic':14 'hits':8C 'ifs':18,20,23,25,27,29 'lullaby':1A 'mullins':3B 'or':15 'pop':7C,22,24 'radio':16 'rock':30 's':5C 'shawn':2B 'songwriter':21 'unsorted':17,19
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']
                                      'lastfmtags'  ['90s', 'pop', 'rock', 'alternative', 'folk', 'singer songwriter']
                                        'tag_date'  1990
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1642256333.3666506  (2022-01-15 15:18:53)
                             'size'  5355769