======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '190'
                                          'artist'  'eels'
                                     'text_people'  'Eels'
                                         'release'  'Electro-Shock Blues'
                                           'title'  'P.S. You Rock My World'
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 "'q-chart-4', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
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                                      'lastfmtags'  "['indie', 'alternative', 'rock', 'indie rock', 'singer songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  '16'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '108.1'
                                             'key'  '4B'
                                        'acoustid'  '09cebdcf-2077-4c4a-8c36-c79f6b9b6489'
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Electro-Shock Blues'
'TBPM' (BPM (beats per minute))                     '108.1'
'TCOM' (Composer)                                   'Eels'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDOR' (Original release time)                      '1998'
'TDRC' (Recording time)                             '1998'
'TENC' (Encoded by)                                 'iTunes v7.0.2.16'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['guitar', 'E'], ['membranophone', 'Butch'], ['other instruments', 'E'], ['bass', 'E'], ['keyboard', 'E'], ['vocals', 'Butch'], ['vocals', 'E']])
'TIT2' (Title/songname/content description)         'P.S. You Rock My World'
'TKEY' (Initial key)                                '4B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'eels'
'TPE2' (Band/orchestra/accompaniment)               'eels'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'DreamWorks Records'
'TRCK' (Track number/Position in set)               '16/16'
'TSO2'                                              'EELS'
'TSOP' (Performer sort order)                       'EELS'
'TSRC' (ISRC (international standard recording code))  'USDW19805216'
'TXXX:Acoustid Id'                                  '09cebdcf-2077-4c4a-8c36-c79f6b9b6489'
'TXXX:Artists'                                      'eels'
'TXXX:BARCODE'                                      '600445005228'
'TXXX:CATALOGNUMBER'                                'DRD 50052'
'TXXX:MusicBrainz Album Artist Id'                  '14387b0f-765c-4852-852f-135335790466'
'TXXX:MusicBrainz Album Id'                         '971490c3-7536-4881-9132-434727558f8e'
'TXXX:MusicBrainz Album Release Country'            'XE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '14387b0f-765c-4852-852f-135335790466'
'TXXX:MusicBrainz Release Group Id'                 '7c93bc92-d2bd-3634-9069-b6f9252c0e59'
'TXXX:MusicBrainz Release Track Id'                 '918f9727-a0d3-4989-ab15-7c0b9b793085'
'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', 'alternative', 'rock', 'indie rock', 'singer songwriter']
'TXXX:originalyear'                                 '1998'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'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'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-2.67 dB'
'TXXX:replaygain_track_peak'                        '0.560990'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'f66364f0-017d-4ba0-91e6-5c49785cbd3f')

========================== row from database ==========================
                                              'id'  1245753
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Eels - Electro-Shock Blues/16 P.S. You Rock My World.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  190
                                           'genre'  ifs-songwriter
                                        'filesize'  3114369
                                           'mtime'  1636401748
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos Eels 16 ifs songwriter
                                      'tag_artist'  eels
                                     'tag_release'  Electro-Shock Blues
                                       'tag_title'  P.S. You Rock My World
                                             'bpm'  108.1
                                    'search_title'  'my':6 'p':1 'ps':3 'rock':5 's':2 'world':7 'you':4
                                   'search_artist'  'eels':1
                                  'search_release'  'blues':4 'electro':1 'electroshock':3 'shock':2
                                     'search_rest'  '00singer':1 'eels':4 'eos':3 'ifs':5 'songwriter':2
                                    'search_combo'  '00singer':13 'blues':12C 'eels':8B,16 'electro':9C 'electroshock':11C 'eos':15 'ifs':17 'my':6A 'p':1A 'ps':3A 'rock':5A 's':2A 'shock':10C 'songwriter':14 'world':7A 'you':4A
                                    'tag_tracknum'  16
                                      'num_images'  1
                                             'key'  4B
                                           '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-2', 'q-drums-2', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative', 'rock', 'indie rock', 'singer songwriter']
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636401748.386647  (2021-11-08 21:02:28)
                             'size'  3114369