======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '126'
                                          'artist'  'Nada Surf'
                                     'text_people'  ''
                                         'release'  'Proximity Effect'
                                           'title'  'O No'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'alternative rock', 'alternative', 'indie rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock;ifs-songwriter-indie-pop;rock-pop-indie'
                                             'bpm'  '124.392'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Proximity Effect'
'TBPM' (BPM (beats per minute))                     '124.392'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter-indie-rock', 'ifs-songwriter-indie-pop', 'rock-pop-indie']
'TDRC' (Recording time)                             '1996'
'TIT2' (Title/songname/content description)         'O No'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Nada Surf'
'TPE2' (Band/orchestra/accompaniment)               'Nada Surf'
'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', 'alternative rock', 'alternative', 'indie rock', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.97 dB'
'TXXX:replaygain_track_peak'                        '0.471554'

========================== row from database ==========================
                                              'id'  1346919
                                            'path'  /data/Music/Bulk/00poprockelectronic/Nada Surf/The Proximity Effect/Nada Surf - O No - 12.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  126
                                           'genre'  ifs-songwriter-indie-rock;ifs-songwriter-indie-pop;rock-pop-indie
                                        'filesize'  2049321
                                           'mtime'  1638554775
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic The 12 ifs songwriter indie rock;ifs songwriter indie pop;rock pop indie
                                      'tag_artist'  Nada Surf
                                     'tag_release'  Proximity Effect
                                       'tag_title'  O No
                                             'bpm'  124.392
                                    'search_title'  'no':2 'o':1
                                   'search_artist'  'nada':1 'surf':2
                                  'search_release'  'effect':2 'proximity':1
                                     'search_rest'  '00poprockelectronic':1 'ifs':3,7,9 'indie':5 'pop':10,12,14 'rock':6,8,11,13 'songwriter':4 'the':2
                                    'search_combo'  '00poprockelectronic':7 'effect':6C 'ifs':9,13,15 'indie':11 'nada':3B 'no':2A 'o':1A 'pop':16,18,20 'proximity':5C 'rock':12,14,17,19 'songwriter':10 'surf':4B 'the':8
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-3', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative rock', 'alternative', 'indie rock', 'rock']
                                        'tag_date'  1996
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1638554775.1401498  (2021-12-03 19:06:15)
                             'size'  2049321