======================== unified (from filesystem) ========================
                                         'bitrate'  '200.786'
                                        'duration'  '198'
                                          'artist'  'Lil Johnson & Black Bob'
                                     'text_people'  ''
                                         'release'  'Flashbacks, Volume 3: Hot & Sexy: CopulationBlues 1926-1940'
                                           'title'  'Press My Button, Ring My Bell'
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 "'Q-PIANO-2', 'q-chart-2', 'q-drums-1', 'q-other-3', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['blues', 'lesser known yet streamable artists', '1936', 'under 2000 "
 "listeners']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '25'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'set-th-sex;prerock-jb-jazz-unsorted'
                                             'bpm'  '120.113'
                                             'key'  '9B'
                                        'acoustid'  'cf37552a-6cf6-45cc-8e90-07ef5459ec4b'
rest: ''

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

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'PRIV:PeakValue:X\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'X\x7f\x00\x00')
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'TALB' (Album/Movie/Show title)                     'Flashbacks, Volume 3: Hot & Sexy: CopulationBlues 1926-1940'
'TBPM' (BPM (beats per minute))                     '120.113'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 ['set-th-sex', 'prerock-jb-jazz-unsorted']
'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2000-10-16'
'TIT2' (Title/songname/content description)         'Press My Button, Ring My Bell'
'TKEY' (Initial key)                                '9B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Lil Johnson & Black Bob'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Trikont'
'TRCK' (Track number/Position in set)               '11/25'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Johnson, Lil & Black Bob'
'TXXX:ASIN'                                         'B0000517E6'
'TXXX:Acoustid Id'                                  'cf37552a-6cf6-45cc-8e90-07ef5459ec4b'
'TXXX:CATALOGNUMBER'                                'TRIKONT US-0277'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '581f71a9-9ae1-4528-ab6f-08941c988be5'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '8c76e340-3499-4889-af90-9d504cf8f109/08fbb532-f24b-437f-b8cc-c0dda0a0cd3c'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['blues', 'lesser known yet streamable artists', '1936', 'under 2000 listeners']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.47 dB'
'TXXX:replaygain_track_peak'                        '0.248728'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'958546a3-46dc-4276-9a56-976fd418be6b')

========================== row from database ==========================
                                              'id'  720129
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Various Artists - Copulation Blues (1926 - 1940)/11 - lil johnson & black bob - press my button, ring my bell.mp3
                                         'working'  None
                                         'bitrate'  200
                                    'duration_sec'  198
                                           'genre'  set-th-sex;prerock-jb-jazz-unsorted
                                        'filesize'  4980738
                                           'mtime'  1620537070
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Various Artists (1926 1940) 11 lil johnson black bob press my button, ring my bell set th sex;prerock jb jazz unsorted
                                      'tag_artist'  Lil Johnson & Black Bob
                                     'tag_release'  Flashbacks, Volume 3: Hot & Sexy: CopulationBlues 1926-1940
                                       'tag_title'  Press My Button, Ring My Bell
                                             'bpm'  120.113
                                    'search_title'  'bell':6 'button':3,4 'my':2 'press':1 'ring':5
                                   'search_artist'  'black':3 'bob':4 'johnson':2 'lil':1
                                  'search_release'  '1926':10 '19261940':12 '1940':11 '3':4,5 'blues':14 'copulation':13 'copulationblues':9 'flashbacks':1,2 'hot':6 'sexy':7,8 'volume':3
                                     'search_rest'  '1926':7,8 '1940':9,10 'artists':6 'bell':20 'black':13 'bob':14 'button':17,18 'country':4 'exotica':2 'jazz':1 'jb':27 'johnson':12 'lil':11 'my':16 'oldies':3 'prerock':24,26 'press':15 'ring':19 'set':21 'sex':23,25 'th':22 'unsorted':28 'various':5
                                    'search_combo'  '1926':20C,31,32 '19261940':22C '1940':21C,33,34 '3':14C,15C 'artists':30 'bell':6A,44 'black':9B,37 'blues':24C 'bob':10B,38 'button':3A,4A,41,42 'copulation':23C 'copulationblues':19C 'country':28 'exotica':26 'flashbacks':11C,12C 'hot':16C 'jazz':25 'jb':51 'johnson':8B,36 'lil':7B,35 'my':2A,40 'oldies':27 'prerock':48,50 'press':1A,39 'ring':5A,43 'set':45 'sex':47,49 'sexy':17C,18C 'th':46 'unsorted':52 'various':29 'volume':13C
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['blues', 'lesser known yet streamable artists', '1936', 'under 2000 listeners']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620537069.5164816  (2021-05-09 07:11:09)
                             'size'  4980738