======================== unified (from filesystem) ========================
                                         'bitrate'  '197.224'
                                        'duration'  '184'
                                          'artist'  'Dick Justice'
                                     'text_people'  ''
                                         'release'  'Flashbacks, Volume 1: High & Low: DrugSongs 1917-1944'
                                           'title'  'Cocaine'
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                                      'lastfmtags'  ("['blues', 'bluegrass', 'anthology of american folk music', 'americana', "
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                                     'discogstags'  "['country', 'folk, world, & country']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  '25'
                                            'date'  '1935'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted;set-pl-shirleyspinoza;set-pl-mor'
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                                             'key'  '4A'
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rest: ''

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

'TALB' (Album/Movie/Show title)                     'Flashbacks, Volume 1: High & Low: DrugSongs 1917-1944'
'TBPM' (BPM (beats per minute))                     '133.756'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 ['prerock-jb-jazz-unsorted', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '1935'
'TIT2' (Title/songname/content description)         'Cocaine'
'TKEY' (Initial key)                                '4A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Dick Justice'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Trikont'
'TRCK' (Track number/Position in set)               '18/25'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Justice, Dick'
'TXXX:ASIN'                                         'B0000517E4'
'TXXX:Acoustid Id'                                  '738537b8-c685-4d27-9b79-021a609bef50'
'TXXX:CATALOGNUMBER'                                'TRIKONT US-0275'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '72e2bd66-d155-4473-807a-9f73b6a4858e'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '16ea7cc8-9ba6-4fe1-bbe3-167840f5a634'
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'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['country', 'folk, world, & country']
'TXXX:lastfmtags'                                   ['blues', 'bluegrass', 'anthology of american folk music', 'americana', 'folk']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.13 dB'
'TXXX:replaygain_track_peak'                        '0.414381'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'1c170458-9c10-414e-a9f4-75fa3d0505e5')

========================== row from database ==========================
                                              'id'  672354
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Flashbacks #1 ~ Drug Songs 1917-44 ~ High and Low (Hoanzl) [217k VBR]/18 - Dick Justice - Cocaine.mp3
                                         'working'  None
                                         'bitrate'  197
                                    'duration_sec'  184
                                           'genre'  prerock-jb-jazz-unsorted;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  4554883
                                           'mtime'  1620529074
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country #1 ~ ~ and (Hoanzl) [217k VBR] 18 prerock jb jazz unsorted;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Dick Justice
                                     'tag_release'  Flashbacks, Volume 1: High & Low: DrugSongs 1917-1944
                                       'tag_title'  Cocaine
                                             'bpm'  133.756
                                    'search_title'  'cocaine':1
                                   'search_artist'  'dick':1 'justice':2
                                  'search_release'  '1':4,5 '1917':10 '19171944':12 '1944':11 'drug':13 'drugsongs':9 'flashbacks':1,2 'high':6 'low':7,8 'songs':14 'volume':3
                                     'search_rest'  '1':5,6 '18':14 '217k':10,11 'and':7 'country':4 'exotica':2 'hoanzl':8,9 'jazz':1 'jb':16 'mor':26 'oldies':3 'pl':21 'prerock':15 'set':18,20,23,25 'shirleyspinoza':22,24 'unsorted':17,19 'vbr':12,13
                                    'search_combo'  '1':7C,8C,22,23 '18':31 '1917':13C '19171944':15C '1944':14C '217k':27,28 'and':24 'cocaine':1A 'country':21 'dick':2B 'drug':16C 'drugsongs':12C 'exotica':19 'flashbacks':4C,5C 'high':9C 'hoanzl':25,26 'jazz':18 'jb':33 'justice':3B 'low':10C,11C 'mor':43 'oldies':20 'pl':38 'prerock':32 'set':35,37,40,42 'shirleyspinoza':39,41 'songs':17C 'unsorted':34,36 'vbr':29,30 'volume':6C
                                    'tag_tracknum'  18
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['blues', 'bluegrass', 'anthology of american folk music', 'americana', 'folk']
                                        'tag_date'  1935
                                     'discogstags'  ['country', 'folk, world, & country']

============================== file details ==============================
                                           'mtime'  1620529073.702459  (2021-05-09 04:57:53)
                             'size'  4554883