======================== unified (from filesystem) ========================
                                         'bitrate'  '188.522'
                                        'duration'  '153'
                                          'artist'  'Nancy Sinatra'
                                     'text_people'  ''
                                         'release'  'Sheet Music'
                                           'title'  'Kinky Love'
                                           'quals'  ("['Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-1', "
 "'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-2']")
                                      'lastfmtags'  "['oldies', 'female vocalists', 'pop', '60s', 'classic rock']"
                                     'discogstags'  "['ballad', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'set-th-sex;rock-unsorted'
                                             'bpm'  '116.320'
                                             'key'  '3B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Sheet Music'
'TBPM' (BPM (beats per minute))                     '116.320'
'TCON' (Content type, a.k.a. Genre)                 ['set-th-sex', 'rock-unsorted']
'TDOR' (Original release time)                      '1998'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'Kinky Love'
'TKEY' (Initial key)                                '3B'
'TPE1' (Lead performer(s)/Soloist(s))               'Nancy Sinatra'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '6'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['ballad', 'pop']
'TXXX:lastfmtags'                                   ['oldies', 'female vocalists', 'pop', '60s', 'classic rock']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.29 dB'
'TXXX:replaygain_track_peak'                        '0.688545'
'USER:Cop'                                          ('yright notice. These materials are protected by United States copyright law '
 'and by international treaties. You may use these materials for your '
 'personal, non-commercial use only. You may not otherwise reproduce, '
 'distribute, publicly perform, publicly display, or create derivative works '
 'of these materials, unless authorized by the appropriate copyright owner(s).')

========================== row from database ==========================
                                              'id'  770359
                                            'path'  /data/Music/Bulk/0playlists/0novelty themes/sexy/Nancy Sinatra - Kinky Love.mp3
                                         'working'  None
                                         'bitrate'  188
                                    'duration_sec'  153
                                           'genre'  set-th-sex;rock-unsorted
                                        'filesize'  3620923
                                           'mtime'  1620343522
                                   'redo_metaread'  0
                                        'rest_str'   0playlists 0novelty themes sexy set th sex;rock unsorted
                                      'tag_artist'  Nancy Sinatra
                                     'tag_release'  Sheet Music
                                       'tag_title'  Kinky Love
                                             'bpm'  116.32
                                    'search_title'  'kinky':1 'love':2
                                   'search_artist'  'nancy':1 'sinatra':2
                                  'search_release'  'music':2 'sheet':1
                                     'search_rest'  '0novelty':2 '0playlists':1 'rock':8,10 'set':5 'sex':7,9 'sexy':4 'th':6 'themes':3 'unsorted':11
                                    'search_combo'  '0novelty':8 '0playlists':7 'kinky':1A 'love':2A 'music':6C 'nancy':3B 'rock':14,16 'set':11 'sex':13,15 'sexy':10 'sheet':5C 'sinatra':4B 'th':12 'themes':9 'unsorted':17
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  3B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-1', 'q-syn-2', 'q-chart-1', 'q-other-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['oldies', 'female vocalists', 'pop', '60s', 'classic rock']
                                        'tag_date'  1998
                                     'discogstags'  ['ballad', 'pop']

============================== file details ==============================
                                           'mtime'  1620343522.2828124  (2021-05-07 01:25:22)
                             'size'  3620923