======================== unified (from filesystem) ========================
                                         'bitrate'  '140.948'
                                        'duration'  '228'
                                          'artist'  'Ani DiFranco'
                                     'text_people'  ''
                                         'release'  'Out of Range'
                                           'title'  'Letter to a John'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'folk rock', 'female vocalists', 'folk', 'singer songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '12'
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-eos'
                                             'bpm'  '106.5'
                                             'key'  '8A'
                                        'acoustid'  '736c7816-ad4d-4784-a10e-10dc3b056441'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Out of Range'
'TBPM' (BPM (beats per minute))                     '106.5'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-eos'
'TDOR' (Original release time)                      '1994'
'TDRC' (Recording time)                             '1994-07-26'
'TIT2' (Title/songname/content description)         'Letter to a John'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Ani DiFranco'
'TPE2' (Band/orchestra/accompaniment)               'Ani DiFranco'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Righteous Babe Records'
'TRCK' (Track number/Position in set)               '3/12'
'TSO2'                                              'DiFranco, Ani'
'TSOP' (Performer sort order)                       'DiFranco, Ani'
'TXXX:ASIN'                                         'B0000058MO'
'TXXX:Acoustid Id'                                  '736c7816-ad4d-4784-a10e-10dc3b056441'
'TXXX:Artists'                                      'Ani DiFranco'
'TXXX:BARCODE'                                      '748731700621'
'TXXX:CATALOGNUMBER'                                'RBR-006-D'
'TXXX:MusicBrainz Album Artist Id'                  'a7bdc71f-697a-45d9-92b2-a01fbbe50272'
'TXXX:MusicBrainz Album Id'                         '6950bbff-db6f-4b9b-aeba-de5e63ebae5c'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'a7bdc71f-697a-45d9-92b2-a01fbbe50272'
'TXXX:MusicBrainz Release Group Id'                 '1ae72957-82d7-38ad-8406-3eb791cc0861'
'TXXX:MusicBrainz Release Track Id'                 '65848290-44a5-307f-90d5-2ce2ff7f612d'
'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'                                   ['indie', 'folk rock', 'female vocalists', 'folk', 'singer songwriter']
'TXXX:originalyear'                                 '1994'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.73 dB'
'TXXX:replaygain_track_peak'                        '0.597611'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ca337238-8277-40ad-99ff-7ccf7d7da212')

========================== row from database ==========================
                                              'id'  1364597
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/00songwriter-eos/Ani DiFranco/Out Of Range/MBZ;#Ani DiFranco;#Out of Range;#03;#Letter to a John.mp3
                                         'working'  None
                                         'bitrate'  140
                                    'duration_sec'  228
                                           'genre'  ifs-songwriter-eos
                                        'filesize'  4068378
                                           'mtime'  1636401209
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 00songwriter eos Of MBZ;#Ani DiFranco;#Out Range;#03;#Letter ifs songwriter eos
                                      'tag_artist'  Ani DiFranco
                                     'tag_release'  Out of Range
                                       'tag_title'  Letter to a John
                                             'bpm'  106.5
                                    'search_title'  'a':3 'john':4 'letter':1 'to':2
                                   'search_artist'  'ani':1 'di':3 'difranco':2 'franco':4
                                  'search_release'  'of':2 'out':1 'range':3
                                     'search_rest'  '00singer':1 '00songwriter':4 '03':15,18 'ani':7,9 'di':21 'difranco':10,12 'eos':3 'franco':22,24 'ifs':20 'letter':16,19 'mbz':6,8 'of':5 'out':11,13,23,25 'range':14,17 'songwriter':2
                                    'search_combo'  '00singer':12 '00songwriter':15 '03':26,29 'a':3A 'ani':5B,18,20 'di':7B,32 'difranco':6B,21,23 'eos':14 'franco':8B,33,35 'ifs':31 'john':4A 'letter':1A,27,30 'mbz':17,19 'of':10C,16 'out':9C,22,24,34,36 'range':11C,25,28 'songwriter':13 'to':2A
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'folk rock', 'female vocalists', 'folk', 'singer songwriter']
                                        'tag_date'  1994
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636401209.047624  (2021-11-08 20:53:29)
                             'size'  4068378