======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '333'
                                          'artist'  'Lauryn Hill'
                                     'text_people'  ''
                                         'release'  'The Miseducation of Lauryn Hil'
                                           'title'  'Lost Ones'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-3', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['rnb', 'female vocalists', 'soul', 'hip hop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '94.991'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            'Kingdom Music by Jade'
'TALB' (Album/Movie/Show title)                     'The Miseducation of Lauryn Hil'
'TBPM' (BPM (beats per minute))                     '94.991'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'Lost Ones'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Lauryn Hill'
'TRCK' (Track number/Position in set)               '2'
'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'                                   ['rnb', 'female vocalists', 'soul', 'hip hop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.41 dB'
'TXXX:replaygain_track_peak'                        '0.431654'

========================== row from database ==========================
                                              'id'  720082
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Lauryn Hill/02-Lost Ones.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  333
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  8002886
                                           'mtime'  1620585396
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism 02 hip hop or rnb or rap or turntablism
                                      'tag_artist'  Lauryn Hill
                                     'tag_release'  The Miseducation of Lauryn Hil
                                       'tag_title'  Lost Ones
                                             'bpm'  94.991
                                    'search_title'  'lost':1 'ones':2
                                   'search_artist'  'hill':2 'lauryn':1
                                  'search_release'  'hil':5 'lauryn':4 'miseducation':2 'of':3 'the':1
                                     'search_rest'  'hip':5 'hiphop':1 'hop':6 'or':7 'rap':2 'rnb':3 'turntablism':4
                                    'search_combo'  'hil':9C 'hill':4B 'hip':14 'hiphop':10 'hop':15 'lauryn':3B,8C 'lost':1A 'miseducation':6C 'of':7C 'ones':2A 'or':16 'rap':11 'rnb':12 'the':5C 'turntablism':13
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-4', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['rnb', 'female vocalists', 'soul', 'hip hop']
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620585395.6310356  (2021-05-09 20:36:35)
                             'size'  8002886