======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '162'
                                          'artist'  'George Morgan'
                                     'text_people'  ''
                                         'release'  'Candy Kisses, Cd1'
                                           'title'  'D-A-R-L-I-N-G'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-OLDST-1', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-2', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['country', 'all', 'honky tonk', 'americana', 'classic country']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '24'
                                      'tracktotal'  '24'
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'loc-namerica-country;set-pl-spelling'
                                             'bpm'  '133.403'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Candy Kisses, Cd1'
'TBPM' (BPM (beats per minute))                     '133.403'
'TCON' (Content type, a.k.a. Genre)                 ['loc-namerica-country', 'set-pl-spelling']
'TDRC' (Recording time)                             '1996'
'TIT2' (Title/songname/content description)         'D-A-R-L-I-N-G'
'TKEY' (Initial key)                                '1A'
'TLEN' (Length)                                     '162000'
'TPE1' (Lead performer(s)/Soloist(s))               'George Morgan'
'TPE2' (Band/orchestra/accompaniment)               'George Morgan'
'TRCK' (Track number/Position in set)               '24/24'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['country', 'all', 'honky tonk', 'americana', 'classic country']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.43 dB'
'TXXX:replaygain_track_peak'                        '0.493159'

========================== row from database ==========================
                                              'id'  761502
                                            'path'  /data/Music/Bulk/0playlists/0novelty themes/spelling/George Morgan - D-A-R-L-I-N-G.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  162
                                           'genre'  loc-namerica-country;set-pl-spelling
                                        'filesize'  3901649
                                           'mtime'  1621630340
                                   'redo_metaread'  0
                                        'rest_str'   0playlists 0novelty themes spelling loc namerica country;set pl spelling
                                      'tag_artist'  George Morgan
                                     'tag_release'  Candy Kisses, Cd1
                                       'tag_title'  D-A-R-L-I-N-G
                                             'bpm'  133.403
                                    'search_title'  'a':2 'd':1 'darling':8 'g':7 'i':5 'l':4 'n':6 'r':3
                                   'search_artist'  'george':1 'morgan':2
                                  'search_release'  'candy':1 'cd1':4 'kisses':2,3
                                     'search_rest'  '0novelty':2 '0playlists':1 'country':7,9 'loc':5 'namerica':6 'pl':11 'set':8,10 'spelling':4 'themes':3
                                    'search_combo'  '0novelty':16 '0playlists':15 'a':2A 'candy':11C 'cd1':14C 'country':21,23 'd':1A 'darling':8A 'g':7A 'george':9B 'i':5A 'kisses':12C,13C 'l':4A 'loc':19 'morgan':10B 'n':6A 'namerica':20 'pl':25 'r':3A 'set':22,24 'spelling':18 'themes':17
                                    'tag_tracknum'  24
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['country', 'all', 'honky tonk', 'americana', 'classic country']
                                        'tag_date'  1996
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621630340.3511434  (2021-05-21 22:52:20)
                             'size'  3901649