======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '274'
                                          'artist'  'Outkast ft. Jay-Z & Killer Mike'
                                     'text_people'  ''
                                         'release'  'Flip Flop Rock (Promo CDS)'
                                           'title'  'Flip Flop Rock (feat Kiler Mik'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-3']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '118.636'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Flip Flop Rock (Promo CDS)'
'TBPM' (BPM (beats per minute))                     '118.636'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Flip Flop Rock (feat Kiler Mik'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Outkast ft. Jay-Z & Killer Mike'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.45 dB'
'TXXX:replaygain_track_peak'                        '0.530266'

========================== row from database ==========================
                                              'id'  719207
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Outkast/cifs6506.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  274
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  6580516
                                           'mtime'  1620586398
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism cifs6506 hip hop or rnb or rap or turntablism
                                      'tag_artist'  Outkast ft. Jay-Z & Killer Mike
                                     'tag_release'  Flip Flop Rock (Promo CDS)
                                       'tag_title'  Flip Flop Rock (feat Kiler Mik
                                             'bpm'  118.636
                                    'search_title'  'feat':4,5 'flip':1 'flop':2 'kiler':6 'mik':7 'rock':3
                                   'search_artist'  'ft':2,3 'jay':4 'jayz':6 'killer':7 'mike':8 'outkast':1 'z':5
                                  'search_release'  'cds':6,7 'flip':1 'flop':2 'promo':4,5 'rock':3
                                     'search_rest'  'cifs6506':5 'hip':6 'hiphop':1 'hop':7 'or':8 'rap':2 'rnb':3 'turntablism':4
                                    'search_combo'  'cds':21C,22C 'cifs6506':27 'feat':4A,5A 'flip':1A,16C 'flop':2A,17C 'ft':9B,10B 'hip':28 'hiphop':23 'hop':29 'jay':11B 'jayz':13B 'kiler':6A 'killer':14B 'mik':7A 'mike':15B 'or':30 'outkast':8B 'promo':19C,20C 'rap':24 'rnb':25 'rock':3A,18C 'turntablism':26 'z':12B
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620586397.9916117  (2021-05-09 20:53:17)
                             'size'  6580516