======================== unified (from filesystem) ========================
                                         'bitrate'  '199.378'
                                        'duration'  '301'
                                          'artist'  'Guess Who'
                                     'text_people'  ''
                                         'release'  'Rob Hoeke - 1970'
                                           'title'  'American Woman'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['romanian', 'hip hop', 'rap', 'romanian hip hop']"
                                     'discogstags'  "['reggae', 'electronic', 'euro house', 'reggae-pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1970'
                                        'comments'  ''
                                           'genre'  'set-pl-billboard'
                                             'bpm'  '124.1'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Rob Hoeke - 1970'
'TBPM' (BPM (beats per minute))                     '124.1'
'TCON' (Content type, a.k.a. Genre)                 'set-pl-billboard'
'TDRC' (Recording time)                             '1970'
'TIT2' (Title/songname/content description)         'American Woman'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Guess Who'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['reggae', 'electronic', 'euro house', 'reggae-pop']
'TXXX:lastfmtags'                                   ['romanian', 'hip hop', 'rap', 'romanian hip hop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.26 dB'
'TXXX:replaygain_track_peak'                        '0.362181'

========================== row from database ==========================
                                              'id'  1336042
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/Rob Hoeke - 1970/Guess Who - American Woman.mp3
                                         'working'  None
                                         'bitrate'  199
                                    'duration_sec'  301
                                           'genre'  set-pl-billboard
                                        'filesize'  7527258
                                           'mtime'  1652397918
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted set pl billboard
                                      'tag_artist'  Guess Who
                                     'tag_release'  Rob Hoeke - 1970
                                       'tag_title'  American Woman
                                             'bpm'  124.1
                                    'search_title'  'american':1 'woman':2
                                   'search_artist'  'guess':1 'who':2
                                  'search_release'  '1970':3 'hoeke':2 'rob':1
                                     'search_rest'  '00poprockelectronic':1 'billboard':5 'pl':4 'set':3 'unsorted':2
                                    'search_combo'  '00poprockelectronic':8 '1970':7C 'american':1A 'billboard':12 'guess':3B 'hoeke':6C 'pl':11 'rob':5C 'set':10 'unsorted':9 'who':4B 'woman':2A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']
                                      'lastfmtags'  ['romanian', 'hip hop', 'rap', 'romanian hip hop']
                                        'tag_date'  1970
                                     'discogstags'  ['reggae', 'electronic', 'euro house', 'reggae-pop']

============================== file details ==============================
                                           'mtime'  1652397917.886852  (2022-05-13 01:25:17)
                             'size'  7527258