======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '356'
                                          'artist'  'Les Jumeaux'
                                     'text_people'  ''
                                         'release'  'Feathercut'
                                           'title'  'Late Poem'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'Q-OLDST-2', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['lounge', 'cafe del mar', 'electronic', 'chillout', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '118.915'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Feathercut'
'TBPM' (BPM (beats per minute))                     '118.915'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'Late Poem'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Les Jumeaux'
'TRCK' (Track number/Position in set)               '7'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['lounge', 'cafe del mar', 'electronic', 'chillout', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.49 dB'
'TXXX:replaygain_track_peak'                        '0.825502'

========================== row from database ==========================
                                              'id'  1321880
                                            'path'  /data/Music/Bulk/00poprockelectronic/Les Jumeaux/07 Late Poem.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  356
                                           'genre'  electronic
                                        'filesize'  11425999
                                           'mtime'  1636914115
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 07 electronic
                                      'tag_artist'  Les Jumeaux
                                     'tag_release'  Feathercut
                                       'tag_title'  Late Poem
                                             'bpm'  118.915
                                    'search_title'  'late':1 'poem':2
                                   'search_artist'  'jumeaux':2 'les':1
                                  'search_release'  'feathercut':1
                                     'search_rest'  '00poprockelectronic':1 'electronic':2
                                    'search_combo'  '00poprockelectronic':6 'electronic':7 'feathercut':5C 'jumeaux':4B 'late':1A 'les':3B 'poem':2A
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['lounge', 'cafe del mar', 'electronic', 'chillout', 'ambient']
                                        'tag_date'  1998
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636914114.812776  (2021-11-14 19:21:54)
                             'size'  11425999