======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '186'
                                          'artist'  'Ebony Godfather'
                                     'text_people'  ''
                                         'release'  'Funky16Corners Blog'
                                           'title'  "Electric Godfather (fl. jazz funk 70's)"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '89.0'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Funky16Corners Blog'
'TBPM' (BPM (beats per minute))                     '89.0'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         "Electric Godfather (fl. jazz funk 70's)"
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ebony Godfather'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '+5.84 dB'
'TXXX:replaygain_track_peak'                        '0.407771'

========================== row from database ==========================
                                              'id'  1530068
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/EASY Instr 70_s/Ebony Godfather - Electric Godfather (fl. jazz funk 70_s).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  186
                                           'genre'  funk or soul
                                        'filesize'  4468642
                                           'mtime'  1628357818
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing soul EASY Instr 70_s 70_s) soul
                                      'tag_artist'  Ebony Godfather
                                     'tag_release'  Funky16Corners Blog
                                       'tag_title'  Electric Godfather (fl. jazz funk 70's)
                                             'bpm'  89.0
                                    'search_title'  '70':7 '70s':9 'electric':1 'fl':3,4 'funk':6 'godfather':2 'jazz':5 's':8
                                   'search_artist'  'ebony':1 'godfather':2
                                  'search_release'  'blog':2 'funky16corners':1
                                     'search_rest'  '70':5,7 'easy':3 'instr':4 's':6,8 'soul':2 'swing':1
                                    'search_combo'  '70':7A,18,20 '70s':9A 'blog':13C 'easy':16 'ebony':10B 'electric':1A 'fl':3A,4A 'funk':6A 'funky16corners':12C 'godfather':2A,11B 'instr':17 'jazz':5A 's':8A,19,21 'soul':15 'swing':14
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628357818.2447414  (2021-08-07 19:36:58)
                             'size'  4468642