======================== unified (from filesystem) ========================
                                         'bitrate'  '112.0'
                                        'duration'  '195'
                                          'artist'  'Buddy Moss'
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                                         'release'  'The Slide Guitar: Bottles, Knives & Steel, Volume 2'
                                           'title'  'Hard Times Blues (alternate take)'
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                                      'lastfmtags'  "['country blues', 'blues', 'piedmont blues', 'old timey', 'classic blues']"
                                     'discogstags'  "['blues']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  '20'
                                            'date'  '1993'
                                        'comments'  ''
                                           'genre'  'prerock-jb-blues'
                                             'bpm'  '96'
                                             'key'  '1B'
                                        'acoustid'  '00c644f7-e8af-44ab-938e-01c212d42d75'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'The Slide Guitar: Bottles, Knives & Steel, Volume 2'
'TBPM' (BPM (beats per minute))                     '96'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-blues'
'TDOR' (Original release time)                      '1993'
'TDRC' (Recording time)                             '1993'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['producer', 'Lawrence Cohn'], ['producer', 'Gary Pacheco']])
'TIT2' (Title/songname/content description)         'Hard Times Blues (alternate take)'
'TKEY' (Initial key)                                '1B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Buddy Moss'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Legacy'
'TRCK' (Track number/Position in set)               '13/20'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Moss, Buddy'
'TXXX:ASIN'                                         'B0000028ON'
'TXXX:Acoustid Id'                                  '00c644f7-e8af-44ab-938e-01c212d42d75'
'TXXX:Artists'                                      'Buddy Moss'
'TXXX:CATALOGNUMBER'                                'CK 52725'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '0d675ba8-3fbd-4ebb-8edf-a62abb00e927'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '65ad37de-3c4d-49ea-a7b1-dbd4fec015bc'
'TXXX:MusicBrainz Release Group Id'                 'd35d01e7-68f7-3fb7-9f9a-24d4e1dcacc6'
'TXXX:MusicBrainz Release Track Id'                 'f99bba34-315b-3e73-93cf-f937771f7788'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'blues'
'TXXX:lastfmtags'                                   ['country blues', 'blues', 'piedmont blues', 'old timey', 'classic blues']
'TXXX:originalyear'                                 '1993'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'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'                        '+3.02 dB'
'TXXX:replaygain_track_peak'                        '0.712127'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'9f3c8e4f-ba9e-48f4-91f5-6538a71a5806')

========================== row from database ==========================
                                              'id'  1384405
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/slide guitar (1927-1965) - bottles, knives & steel/Buddy Moss & Curley Weaver - Hard Times blues.mp3
                                         'working'  None
                                         'bitrate'  112
                                    'duration_sec'  195
                                           'genre'  prerock-jb-blues
                                        'filesize'  2780776
                                           'mtime'  1620402821
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country slide guitar (1927 1965) bottles, knives steel Curley Weaver blues prerock jb blues
                                      'tag_artist'  Buddy Moss
                                     'tag_release'  The Slide Guitar: Bottles, Knives & Steel, Volume 2
                                       'tag_title'  Hard Times Blues (alternate take)
                                             'bpm'  96.0
                                    'search_title'  'alternate':4,5 'blues':3 'hard':1 'take':6,7 'times':2
                                   'search_artist'  'buddy':1 'moss':2
                                  'search_release'  '2':11 'bottles':5,6 'guitar':3,4 'knives':7 'slide':2 'steel':8,9 'the':1 'volume':10
                                     'search_rest'  '1927':7,8 '1965':9,10 'blues':17 'bottles':11,12 'country':4 'curley':15 'exotica':2 'guitar':6 'jazz':1 'jb':19 'knives':13 'oldies':3 'prerock':18 'slide':5 'steel':14 'weaver':16
                                    'search_combo'  '1927':27,28 '1965':29,30 '2':20C 'alternate':4A,5A 'blues':3A,37 'bottles':14C,15C,31,32 'buddy':8B 'country':24 'curley':35 'exotica':22 'guitar':12C,13C,26 'hard':1A 'jazz':21 'jb':39 'knives':16C,33 'moss':9B 'oldies':23 'prerock':38 'slide':11C,25 'steel':17C,18C,34 'take':6A,7A 'the':10C 'times':2A 'volume':19C 'weaver':36
                                    'tag_tracknum'  13
                                      'num_images'  1
                                             'key'  1B
                                           '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-3', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['country blues', 'blues', 'piedmont blues', 'old timey', 'classic blues']
                                        'tag_date'  1993
                                     'discogstags'  ['blues']

============================== file details ==============================
                                           'mtime'  1620402820.9159353  (2021-05-07 17:53:40)
                             'size'  2780776