======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '190'
                                          'artist'  'Chuy Reyes & His Hollywood Mocambo Orchestra'
                                     'text_people'  ''
                                         'release'  'Ultra-Lounge, Vol. 2: Mambo Fever'
                                           'title'  'Oink, Oink Mambo'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'Q-PLAY-3', 'q-bass-4', 'q-busy-2', 'q-grit-1', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-3', 'q-other-3', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['all', 'a little eggplanty']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-lounge or exotica or bossa'
                                             'bpm'  '145.895'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Ultra-Lounge, Vol. 2: Mambo Fever'
'TBPM' (BPM (beats per minute))                     '145.895'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-lounge or exotica or bossa'
'TDRC' (Recording time)                             '1996'
'TIT2' (Title/songname/content description)         'Oink, Oink Mambo'
'TKEY' (Initial key)                                '7B'
'TLEN' (Length)                                     '190667'
'TPE1' (Lead performer(s)/Soloist(s))               'Chuy Reyes & His Hollywood Mocambo Orchestra'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['all', 'a little eggplanty']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.51 dB'
'TXXX:replaygain_track_peak'                        '0.564572'

========================== row from database ==========================
                                              'id'  766905
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Ultra Lounge 02 - Mambo Fever/11. Chuy Reyes & His Hollywood Mocambo Orchestra - Oink, Oink Mambo.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  190
                                           'genre'  prerock-jb-jazz-lounge or exotica or bossa
                                        'filesize'  4588313
                                           'mtime'  1620536835
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 02 11. prerock jb jazz lounge or exotica or bossa
                                      'tag_artist'  Chuy Reyes & His Hollywood Mocambo Orchestra
                                     'tag_release'  Ultra-Lounge, Vol. 2: Mambo Fever
                                       'tag_title'  Oink, Oink Mambo
                                             'bpm'  145.895
                                    'search_title'  'mambo':3 'oink':1,2
                                   'search_artist'  'chuy':1 'his':3 'hollywood':4 'mocambo':5 'orchestra':6 'reyes':2
                                  'search_release'  '2':6,7 'fever':9 'lounge':2 'mambo':8 'ultra':1 'ultralounge':3 'vol':4,5
                                     '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':23,24 '2':15C,16C 'bossa':29 'chuy':4B 'country':22 'exotica':20 'fever':18C 'his':6B 'hollywood':7B 'jazz':19 'jb':26 'lounge':11C,27 'mambo':3A,17C 'mocambo':8B 'oink':1A,2A 'oldies':21 'or':28 'orchestra':9B 'prerock':25 'reyes':5B 'ultra':10C 'ultralounge':12C 'vol':13C,14C
                                    'tag_tracknum'  11
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['all', 'a little eggplanty']
                                        'tag_date'  1996
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620536834.6855636  (2021-05-09 07:07:14)
                             'size'  4588313