======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '173'
                                          'artist'  'Marcy Playground'
                                     'text_people'  ''
                                         'release'  'Marcy Playground'
                                           'title'  'Sex and Candy'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-2']")
                                      'lastfmtags'  "['alternative rock', '90s', 'alternative', 'indie', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'rock-unsorted;set-pl-billboard'
                                             'bpm'  '107.095'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            'Party; Love; Chillout; Drivi'
'TALB' (Album/Movie/Show title)                     'Marcy Playground'
'TBPM' (BPM (beats per minute))                     '107.095'
'TCON' (Content type, a.k.a. Genre)                 ['rock-unsorted', 'set-pl-billboard']
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         'Sex and Candy'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Marcy Playground'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['alternative rock', '90s', 'alternative', 'indie', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.04 dB'
'TXXX:replaygain_track_peak'                        '0.533735'

========================== row from database ==========================
                                              'id'  1420580
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/Marcy Playground/Marcy Playground__MBZ;#Marcy Playground;#Marcy Playground;#02;#Sex and Candy.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  173
                                           'genre'  rock-unsorted;set-pl-billboard
                                        'filesize'  6957905
                                           'mtime'  1620388664
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat Playground__MBZ;#Marcy Playground;#Marcy Playground;#02;#Sex rock unsorted;set pl billboard
                                      'tag_artist'  Marcy Playground
                                     'tag_release'  Marcy Playground
                                       'tag_title'  Sex and Candy
                                             'bpm'  107.095
                                    'search_title'  'and':2 'candy':3 'sex':1
                                   'search_artist'  'marcy':1 'playground':2
                                  'search_release'  'marcy':1 'playground':2
                                     'search_rest'  '00poprockelectronic':1 '02':16,19 'billboard':27 'dance':3 'generic':2 'marcy':7,10,12,14 'mbz':6,9 'pl':26 'playground':5,8,11,13,15,18 'rock':21 'set':23,25 'sex':17,20 'trapbeat':4 'unsorted':22,24
                                    'search_combo'  '00poprockelectronic':8 '02':23,26 'and':2A 'billboard':34 'candy':3A 'dance':10 'generic':9 'marcy':4B,6C,14,17,19,21 'mbz':13,16 'pl':33 'playground':5B,7C,12,15,18,20,22,25 'rock':28 'set':30,32 'sex':1A,24,27 'trapbeat':11 'unsorted':29,31
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['alternative rock', '90s', 'alternative', 'indie', 'rock']
                                        'tag_date'  1997
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620388664.3102455  (2021-05-07 13:57:44)
                             'size'  6957905