======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '142'
                                          'artist'  'Lesley Gore'
                                     'text_people'  ''
                                         'release'  '20th Century Masters: The Mill'
                                           'title'  "Judy's Turn to Cry"
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['60s', 'oldies', 'female vocalists', 'pop', 'american', 'classic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'rock-cppex'
                                             'bpm'  '132.444'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     '20th Century Masters: The Mill'
'TBPM' (BPM (beats per minute))                     '132.444'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         "Judy's Turn to Cry"
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Lesley Gore'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['60s', 'oldies', 'female vocalists', 'pop', 'american', 'classic rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.57 dB'
'TXXX:replaygain_track_peak'                        '0.416124'

========================== row from database ==========================
                                              'id'  1310598
                                            'path'  /data/Music/Bulk/00poprockelectronic/Lesley Gore/Lesley Gore__cifs3ccd.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  142
                                           'genre'  rock-cppex
                                        'filesize'  3434368
                                           'mtime'  1620737239
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Gore__cifs3ccd rock cppex
                                      'tag_artist'  Lesley Gore
                                     'tag_release'  20th Century Masters: The Mill
                                       'tag_title'  Judy's Turn to Cry
                                             'bpm'  132.444
                                    'search_title'  'cry':6 'judy':1 'judys':3 's':2 'to':5 'turn':4
                                   'search_artist'  'gore':2 'lesley':1
                                  'search_release'  '20th':1 'century':2 'masters':3,4 'mill':6 'the':5
                                     'search_rest'  '00poprockelectronic':1 'cifs3ccd':3 'cppex':5 'gore':2 'rock':4
                                    'search_combo'  '00poprockelectronic':15 '20th':9C 'century':10C 'cifs3ccd':17 'cppex':19 'cry':6A 'gore':8B,16 'judy':1A 'judys':3A 'lesley':7B 'masters':11C,12C 'mill':14C 'rock':18 's':2A 'the':13C 'to':5A 'turn':4A
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-1', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['60s', 'oldies', 'female vocalists', 'pop', 'american', 'classic rock']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737238.81682  (2021-05-11 14:47:18)
                             'size'  3434368