======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '220'
                                          'artist'  'Rogue Wave'
                                     'text_people'  ''
                                         'release'  'Stubbs the Zombie'
                                           'title'  'Everyday'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'q-syn-2', 'q-bass-3', 'q-busy-2', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-1']")
                                      'lastfmtags'  ("['alternative rock', 'indie rock', 'indie', 'rock', 'indie pop', "
 "'alternative']")
                                     'discogstags'  "['indie rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'soundtrack-video'
                                             'bpm'  '114.738'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Stubbs the Zombie'
'TBPM' (BPM (beats per minute))                     '114.738'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Everyday'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Rogue Wave'
'TRCK' (Track number/Position in set)               '7'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['indie rock', 'rock']
'TXXX:lastfmtags'                                   ['alternative rock', 'indie rock', 'indie', 'rock', 'indie pop', 'alternative']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.85 dB'
'TXXX:replaygain_track_peak'                        '0.474844'

========================== row from database ==========================
                                              'id'  260268
                                            'path'  /data/Music/Bulk/0soundtrack/Stubbs The Zombie - The Soundtrack/Various Artists - Stubbs the Zombie - 07 - Rogue Wave - Everyday.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  220
                                           'genre'  soundtrack-video
                                        'filesize'  5285771
                                           'mtime'  1620334239
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack The The Soundtrack Various Artists 07 soundtrack video
                                      'tag_artist'  Rogue Wave
                                     'tag_release'  Stubbs the Zombie
                                       'tag_title'  Everyday
                                             'bpm'  114.738
                                    'search_title'  'everyday':1
                                   'search_artist'  'rogue':1 'wave':2
                                  'search_release'  'stubbs':1 'the':2 'zombie':3
                                     'search_rest'  '0soundtrack':1 'artists':5 'soundtrack':3 'the':2 'various':4 'video':6
                                    'search_combo'  '0soundtrack':7 'artists':11 'everyday':1A 'rogue':2B 'soundtrack':9 'stubbs':4C 'the':5C,8 'various':10 'video':12 'wave':3B 'zombie':6C
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-4', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['alternative rock', 'indie rock', 'indie', 'rock', 'indie pop', 'alternative']
                                        'tag_date'  2005
                                     'discogstags'  ['indie rock', 'rock']

============================== file details ==============================
                                           'mtime'  1620334239.0466957  (2021-05-06 22:50:39)
                             'size'  5285771