======================== unified (from filesystem) ========================
                                         'bitrate'  '194.357'
                                        'duration'  '288'
                                          'artist'  'Missy Misdemeanor Elliot'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  '4 my People'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-OLDST-3', 'q-chart-2', 'q-drums-4', 'q-other-1', "
 "'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-3', 'q-mixbeat-3', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['hip-hop', 'rap', 'rnb', 'female vocalists', 'hip hop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '121.264'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '121.264'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         '4 my People'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Missy Misdemeanor Elliot'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['hip-hop', 'rap', 'rnb', 'female vocalists', 'hip hop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.62 dB'
'TXXX:replaygain_track_peak'                        '0.449018'

========================== row from database ==========================
                                              'id'  1405112
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/Missy Misdemeanor Elliot - 4 My People.mp3
                                         'working'  None
                                         'bitrate'  194
                                    'duration_sec'  288
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  7023633
                                           'mtime'  1620592847
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat My hip hop rnb rap turntablism
                                      'tag_artist'  Missy Misdemeanor Elliot
                                     'tag_release'  None
                                       'tag_title'  4 my People
                                             'bpm'  121.264
                                    'search_title'  '4':1 'my':2 'people':3
                                   'search_artist'  'elliot':3 'misdemeanor':2 'missy':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'dance':3 'generic':2 'hip':6 'hop':7 'my':5 'rap':9 'rnb':8 'trapbeat':4 'turntablism':10
                                    'search_combo'  '00poprockelectronic':7 '4':1A 'dance':9 'elliot':6B 'generic':8 'hip':12 'hop':13 'misdemeanor':5B 'missy':4B 'my':2A,11 'people':3A 'rap':15 'rnb':14 'trapbeat':10 'turntablism':16
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['hip-hop', 'rap', 'rnb', 'female vocalists', 'hip hop']
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620592847.3714092  (2021-05-09 22:40:47)
                             'size'  7023633