======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '186'
                                          'artist'  'Vivian Stanshall Sean Head Showband featuring Eric Clapton'
                                     'text_people'  ''
                                         'release'  "A Dog's Life: The Albums 1967-1972"
                                           'title'  'Labio Dental Fricative'
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  '20'
                                            'date'  '1970'
                                        'comments'  ''
                                           'genre'  'entertaining-eccentric'
                                             'bpm'  '106'
                                             'key'  '10B'
                                        'acoustid'  '43d82c0c-628b-4988-bf66-eddda63a6fc8'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     "A Dog's Life: The Albums 1967-1972"
'TBPM' (BPM (beats per minute))                     '106'
'TCON' (Content type, a.k.a. Genre)                 'entertaining-eccentric'
'TDOR' (Original release time)                      '2011'
'TDRC' (Recording time)                             '1970'
'TIT2' (Title/songname/content description)         'Labio Dental Fricative'
'TKEY' (Initial key)                                '10B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Vivian Stanshall Sean Head Showband featuring Eric Clapton'
'TPOS' (Part of a set)                              '3/3'
'TPUB' (Publisher)                                  'EMI'
'TRCK' (Track number/Position in set)               '18/20'
'TSO2'                                              'Bonzo Dog Band, The'
'TSOP' (Performer sort order)                       'Stanshall, Vivian Sean Head Showband featuring Clapton, Eric'
'TSRC' (ISRC (international standard recording code))  'GBAYE1001373'
'TSST' (Set subtitle)                               "Let's Make Up and Be Friendly / Extra Treats!"
'TXXX:ASIN'                                         'B004FUZLX2'
'TXXX:Acoustid Id'                                  '43d82c0c-628b-4988-bf66-eddda63a6fc8'
'TXXX:Artists'                                      'Vivian Stanshall/Sean Head Showband/Eric Clapton'
'TXXX:BARCODE'                                      '5099994749724'
'TXXX:CATALOGNUMBER'                                '5099994749724'
'TXXX:MusicBrainz Album Artist Id'                  '2fe8f530-861d-40ff-ac74-51f7e2701965'
'TXXX:MusicBrainz Album Id'                         'e1e0f6d2-b0b3-41b7-8787-79397aad6a7f'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '1664a967-ed3e-4326-a18f-25df8d8e7a3c/59b8babb-b752-4443-8d65-1a471d95785f/618b6900-0618-4f1e-b835-bccb17f84294'
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'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:originalyear'                                 '2011'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.12 dB'
'TXXX:replaygain_track_peak'                        '0.669016'
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========================== row from database ==========================
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                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/The Bonzo Dog Band/Vol. 3  Dog Ends/MBZ;#The Bonzo Dog Band;#Vol. 3 Dog Ends;#18;#Labio Dental Fricative (feat. Eric Clapton).mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  186
                                           'genre'  entertaining-eccentric
                                        'filesize'  6024484
                                           'mtime'  1620527238
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Bonzo Band Vol. 3 Ends MBZ;#The Bonzo Band;#Vol. 3 Ends;#18;#Labio (feat. Clapton) entertaining eccentric
                                      'tag_artist'  Vivian Stanshall Sean Head Showband featuring Eric Clapton
                                     'tag_release'  A Dog's Life: The Albums 1967-1972
                                       'tag_title'  Labio Dental Fricative
                                             'bpm'  106.0
                                    'search_title'  'dental':2 'fricative':3 'labio':1
                                   'search_artist'  'clapton':8 'eric':7 'featuring':6 'head':4 'sean':3 'showband':5 'stanshall':2 'vivian':1
                                  'search_release'  '1967':9 '19671972':11 '1972':10 'a':1 'albums':8 'dog':2 'dogs':4 'life':5,6 's':3 'the':7
                                     'search_rest'  '18':16,19 '3':5 'band':2,11,13 'bonzo':1 'clapton':23,24 'eccentric':26 'ends':6,15,18 'entertaining':25 'feat':21,22 'labio':17,20 'mbz':7,9 'the':8,10 'vol':3,4,12,14
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                                    'tag_tracknum'  18
                                      'num_images'  1
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1970
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620527237.5632336  (2021-05-09 04:27:17)
                             'size'  6024484