======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '187'
                                          'artist'  'Lissie'
                                     'text_people'  'Robert Meek, Elisabeth Maurus & Bill Reynolds'
                                         'release'  'Catching a Tiger'
                                           'title'  'Stranger'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['female vocalists', 'indie folk', 'cover', 'american', 'folk', 'singer "
 "songwriter']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '14'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-pop'
                                             'bpm'  '136.001'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Catching a Tiger'
'TBPM' (BPM (beats per minute))                     '136.001'
'TCOM' (Composer)                                   'Robert Meek, Elisabeth Maurus & Bill Reynolds'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-pop'
'TDRC' (Recording time)                             '2010-06-18'
'TIT2' (Title/songname/content description)         'Stranger'
'TKEY' (Initial key)                                '11B'
'TLAN' (Language(s))                                'eng'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Lissie'
'TPE2' (Band/orchestra/accompaniment)               'Lissie'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Sony Music Entertainment'
'TRCK' (Track number/Position in set)               '6/14'
'TXXX:ALBUMARTISTSORT'                              'Lissie'
'TXXX:MusicBrainz Album Artist Id'                  'ae7dc88a-f3c7-4008-9eb8-2aafda1be759'
'TXXX:MusicBrainz Album Id'                         '2f98fe9b-b0ff-4cbe-a364-0d2c817121aa'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'ae7dc88a-f3c7-4008-9eb8-2aafda1be759'
'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:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['female vocalists',
 'indie folk',
 'cover',
 'american',
 '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'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.45 dB'
'TXXX:replaygain_track_peak'                        '0.426435'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'7c14a31a-c619-4bbe-84ca-69bf04e6ad3a')

========================== row from database ==========================
                                              'id'  1323273
                                            'path'  /data/Music/Bulk/00poprockelectronic/Lissie - Catching a Tiger/06 - Stranger.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  187
                                           'genre'  ifs-songwriter-pop
                                        'filesize'  6090360
                                           'mtime'  1642256428
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 06 ifs songwriter pop
                                      'tag_artist'  Lissie
                                     'tag_release'  Catching a Tiger
                                       'tag_title'  Stranger
                                             'bpm'  136.001
                                    'search_title'  'stranger':1
                                   'search_artist'  'lissie':1
                                  'search_release'  'a':2 'catching':1 'tiger':3
                                     'search_rest'  '00poprockelectronic':1 'ifs':2 'pop':4 'songwriter':3
                                    'search_combo'  '00poprockelectronic':6 'a':4C 'catching':3C 'ifs':7 'lissie':2B 'pop':9 'songwriter':8 'stranger':1A 'tiger':5C
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  11B
                                           'quals'  ['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']
                                      'lastfmtags'  ['female vocalists', 'indie folk', 'cover', 'american', 'folk', 'singer songwriter']
                                        'tag_date'  2010
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1642256427.5745037  (2022-01-15 15:20:27)
                             'size'  6090360