======================== unified (from filesystem) ========================
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                                        'duration'  '120'
                                          'artist'  'Denny McLain'
                                     'text_people'  ''
                                         'release'  'Ultra-Lounge, Volume 16: Mondo Hollywood'
                                           'title'  'Watch What Happens'
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 "'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
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                                      'lastfmtags'  "['easy listening', 'lounge', 'instrumental', 'illstreet', 'secretagent']"
                                     'discogstags'  "['jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '19'
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-lounge or exotica or bossa'
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                                             'key'  '6A'
                                        'acoustid'  '8d94ff24-fbb1-4dcf-b46a-c77c4c16145c'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Ultra-Lounge, Volume 16: Mondo Hollywood'
'TBPM' (BPM (beats per minute))                     '131.073'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-lounge or exotica or bossa'
'TDOR' (Original release time)                      '1997'
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         'Watch What Happens'
'TKEY' (Initial key)                                '6A'
'TLEN' (Length)                                     '120896'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Denny McLain'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Capitol Records'
'TRCK' (Track number/Position in set)               '11/19'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'McLain, Denny'
'TXXX:ASIN'                                         'B000002UFM'
'TXXX:Acoustid Id'                                  '8d94ff24-fbb1-4dcf-b46a-c77c4c16145c'
'TXXX:BARCODE'                                      '724385256028'
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'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         'c9399f55-6bdf-48e6-986e-eb88552e4600'
'TXXX:MusicBrainz Album Release Country'            'XE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        'bf19c610-6526-4135-b606-fe8912755cf2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'jazz'
'TXXX:lastfmtags'                                   ['easy listening', 'lounge', 'instrumental', 'illstreet', 'secretagent']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.67 dB'
'TXXX:replaygain_track_peak'                        '0.503351'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ccd00768-07a5-4f4f-aa0b-daf3b0a06ca0')

========================== row from database ==========================
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                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Ultra Lounge 16 - Mondo Hollywood/11. Denny McLain - Watch What Happens.mp3
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                                    'duration_sec'  120
                                           'genre'  prerock-jb-jazz-lounge or exotica or bossa
                                        'filesize'  2914213
                                           'mtime'  1620536896
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                                        'rest_str'   00blues jazz exotica oldies country 11. prerock jb jazz lounge or exotica or bossa
                                      'tag_artist'  Denny McLain
                                     'tag_release'  Ultra-Lounge, Volume 16: Mondo Hollywood
                                       'tag_title'  Watch What Happens
                                             'bpm'  131.073
                                    'search_title'  'happens':3 'watch':1 'what':2
                                   'search_artist'  'denny':1 'lain':4 'mc':3 'mclain':2
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                                     'search_rest'  '11':5,6 'bossa':11 'country':4 'exotica':2 'jazz':1 'jb':8 'lounge':9 'oldies':3 'or':10 'prerock':7
                                    'search_combo'  '11':20,21 '16':12C,13C 'bossa':26 'country':19 'denny':4B 'exotica':17 'happens':3A 'hollywood':15C 'jazz':16 'jb':23 'lain':7B 'lounge':9C,24 'mc':6B 'mclain':5B 'mondo':14C 'oldies':18 'or':25 'prerock':22 'ultra':8C 'ultralounge':10C 'volume':11C 'watch':1A 'what':2A
                                    'tag_tracknum'  11
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['easy listening', 'lounge', 'instrumental', 'illstreet', 'secretagent']
                                        'tag_date'  1997
                                     'discogstags'  ['jazz']

============================== file details ==============================
                                           'mtime'  1620536895.99329  (2021-05-09 07:08:15)
                             'size'  2914213