======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '178'
                                          'artist'  'Bonnie Raitt'
                                     'text_people'  ''
                                         'release'  'Give It Up'
                                           'title'  'Too Long at the Fair'
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                                      'lastfmtags'  ("['blues rock', 'country', 'female vocalists', 'rock', 'blues', 'singer "
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                                     'discogstags'  "['rock', 'blues rock', 'ballad']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '10'
                                            'date'  '1987'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '139'
                                             'key'  '7B'
                                        'acoustid'  '25b36ff5-f67e-45dc-b28d-8b40cfc61ec5'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:CDDB Disc ID:XXX'                             '9108A80A'
'COMM:ID3v1 Comment:XXX'                            '9108A80A'
'TALB' (Album/Movie/Show title)                     'Give It Up'
'TBPM' (BPM (beats per minute))                     '139'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDOR' (Original release time)                      '1972'
'TDRC' (Recording time)                             '1987'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['producer', 'Michael Cuscuna']])
'TIT2' (Title/songname/content description)         'Too Long at the Fair'
'TKEY' (Initial key)                                '7B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Bonnie Raitt'
'TPE2' (Band/orchestra/accompaniment)               'Bonnie Raitt'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Warner Bros. Records'
'TRCK' (Track number/Position in set)               '6/10'
'TSO2'                                              'Raitt, Bonnie'
'TSOP' (Performer sort order)                       'Raitt, Bonnie'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.80, LAME dll 3.89, 128 Kbit/s, Joint Stereo, Normal quality'
'TXXX:ASIN'                                         'B000002KEB'
'TXXX:Acoustid Id'                                  '25b36ff5-f67e-45dc-b28d-8b40cfc61ec5'
'TXXX:Artists'                                      'Bonnie Raitt'
'TXXX:BARCODE'                                      '075992726429'
'TXXX:CATALOGNUMBER'                                '2643-2'
'TXXX:MusicBrainz Album Artist Id'                  '0f0da09c-3940-4cb5-879f-4cea28907810'
'TXXX:MusicBrainz Album Id'                         'aaeb3a56-00c3-3fb2-b183-f65e6355af33'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '0f0da09c-3940-4cb5-879f-4cea28907810'
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'TXXX:MusicBrainz Release Track Id'                 '1458b7e4-0697-3def-bed1-5b46c16de3d7'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['rock', 'blues rock', 'ballad']
'TXXX:lastfmtags'                                   ['blues rock',
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 'rock',
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 'singer songwriter']
'TXXX:originalyear'                                 '1972'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.44 dB'
'TXXX:replaygain_track_peak'                        '0.709012'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'de1d42d4-8505-4c7d-adca-a63892ffc2a8')

========================== row from database ==========================
                                              'id'  1250228
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Bonnie Raitt/Bonnie Raitt - Give It Up/Bonnie Raitt - 06 - Too Long At The Fair.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  178
                                           'genre'  ifs-songwriter
                                        'filesize'  2933114
                                           'mtime'  1620645092
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 06 At The ifs songwriter
                                      'tag_artist'  Bonnie Raitt
                                     'tag_release'  Give It Up
                                       'tag_title'  Too Long at the Fair
                                             'bpm'  139.0
                                    'search_title'  'at':3 'fair':5 'long':2 'the':4 'too':1
                                   'search_artist'  'bonnie':1 'raitt':2
                                  'search_release'  'give':1 'it':2 'up':3
                                     'search_rest'  '00singer':1 'at':4 'eos':3 'ifs':6 'songwriter':2 'the':5
                                    'search_combo'  '00singer':11 'at':3A,14 'bonnie':6B 'eos':13 'fair':5A 'give':8C 'ifs':16 'it':9C 'long':2A 'raitt':7B 'songwriter':12 'the':4A,15 'too':1A 'up':10C
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'Q-PIANO-2', 'q-mixbeat-1', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['blues rock', 'country', 'female vocalists', 'rock', 'blues', 'singer songwriter']
                                        'tag_date'  1987
                                     'discogstags'  ['rock', 'blues rock', 'ballad']

============================== file details ==============================
                                           'mtime'  1620645091.7899065  (2021-05-10 13:11:31)
                             'size'  2933114