======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '387'
                                          'artist'  'Lili & Sussie'
                                     'text_people'  ''
                                         'release'  'bolero mix 1'
                                           'title'  'Oh mama'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['swedish', 'pop', '80s', 'dance', 'female vocalists']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '1986'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '121.409'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'bolero mix 1'
'TBPM' (BPM (beats per minute))                     '121.409'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '1986'
'TIT2' (Title/songname/content description)         'Oh mama'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Lili & Sussie'
'TRCK' (Track number/Position in set)               '5'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['swedish', 'pop', '80s', 'dance', 'female vocalists']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.29 dB'
'TXXX:replaygain_track_peak'                        '0.518647'

========================== row from database ==========================
                                              'id'  1339182
                                            'path'  /data/Music/Bulk/00poprockelectronic/Lili & Sussie/05-Lili & Sussie - Oh Mama.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  387
                                           'genre'  electronic-unsorted
                                        'filesize'  12398095
                                           'mtime'  1621696330
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 05 Mama electronic unsorted
                                      'tag_artist'  Lili & Sussie
                                     'tag_release'  bolero mix 1
                                       'tag_title'  Oh mama
                                             'bpm'  121.409
                                    'search_title'  'mama':2 'oh':1
                                   'search_artist'  'lili':1 'sussie':2
                                  'search_release'  '1':3 'bolero':1 'mix':2
                                     'search_rest'  '00poprockelectronic':1 'electronic':3 'mama':2 'unsorted':4
                                    'search_combo'  '00poprockelectronic':8 '1':7C 'bolero':5C 'electronic':10 'lili':3B 'mama':2A,9 'mix':6C 'oh':1A 'sussie':4B 'unsorted':11
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['swedish', 'pop', '80s', 'dance', 'female vocalists']
                                        'tag_date'  1986
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696329.722199  (2021-05-22 17:12:09)
                             'size'  12398095