======================== unified (from filesystem) ========================
                                         'bitrate'  '185.092'
                                        'duration'  '144'
                                          'artist'  'James Brown'
                                     'text_people'  ''
                                         'release'  'Godfather Of Soul'
                                           'title'  'Spinning Wheel'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-2', 'Q-UNU-1', 'Q-JZFKS-4', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['rnb', 'blues', 'rhythm and blues', 'soul', 'funk']"
                                     'discogstags'  "['funk / soul', 'funk', 'soul']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '14'
                                            'date'  '1970'
                                        'comments'  ''
                                           'genre'  'funk or soul-funk'
                                             'bpm'  '88.865'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'COMM:CDDB Disc ID:XXX'                             'C809EF0E'
'COMM:ID3v1 Comment:XXX'                            'C809EF0E'
'TALB' (Album/Movie/Show title)                     'Godfather Of Soul'
'TBPM' (BPM (beats per minute))                     '88.865'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul-funk'
'TDRC' (Recording time)                             '1970'
'TIT2' (Title/songname/content description)         'Spinning Wheel'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'James Brown'
'TRCK' (Track number/Position in set)               '9/14'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.80, LAME dll 3.89, VBR 3, Stereo, High quality'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '4'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['funk / soul', 'funk', 'soul']
'TXXX:lastfmtags'                                   ['rnb', 'blues', 'rhythm and blues', 'soul', 'funk']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.58 dB'
'TXXX:replaygain_track_peak'                        '0.490558'

========================== row from database ==========================
                                              'id'  1387486
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/Brown, James/Godfather Of Soul/James Brown - Spinning Wheel - 09.mp3
                                         'working'  None
                                         'bitrate'  185
                                    'duration_sec'  144
                                           'genre'  funk or soul-funk
                                        'filesize'  3352448
                                           'mtime'  1620665592
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul Brown, 09 funk or soul funk
                                      'tag_artist'  James Brown
                                     'tag_release'  Godfather Of Soul
                                       'tag_title'  Spinning Wheel
                                             'bpm'  88.865
                                    'search_title'  'spinning':1 'wheel':2
                                   'search_artist'  'brown':2 'james':1
                                  'search_release'  'godfather':1 'of':2 'soul':3
                                     'search_rest'  'brown':4,5 'funk':2 'or':6 'soul':3 'swing':1
                                    'search_combo'  'brown':4B,11,12 'funk':9 'godfather':5C 'james':3B 'of':6C 'or':13 'soul':7C,10 'spinning':1A 'swing':8 'wheel':2A
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-4', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-4', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['rnb', 'blues', 'rhythm and blues', 'soul', 'funk']
                                        'tag_date'  1970
                                     'discogstags'  ['funk / soul', 'funk', 'soul']

============================== file details ==============================
                                           'mtime'  1620665591.6650293  (2021-05-10 18:53:11)
                             'size'  3352448