======================== unified (from filesystem) ========================
                                         'bitrate'  '266.791'
                                        'duration'  '587'
                                          'artist'  'Funkadelic'
                                     'text_people'  ''
                                         'release'  'Maggot Brain'
                                           'title'  'Wars Of Armageddon'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-JZFKS-4', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['psychedelic', 'p funk', 'soul', 'funk', 'rock']"
                                     'discogstags'  "['rock', 'funk / soul', 'funk', 'psychedelic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '1971'
                                        'comments'  ''
                                           'genre'  'funk or soul-funk'
                                             'bpm'  '84.2'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'COMM::\x00\x00\x00'                                '2005 Remastered Edition'
'TALB' (Album/Movie/Show title)                     'Maggot Brain'
'TBPM' (BPM (beats per minute))                     '84.2'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul-funk'
'TDRC' (Recording time)                             '1971'
'TENC' (Encoded by)                                 'Winamp 5.33'
'TIT2' (Title/songname/content description)         'Wars Of Armageddon'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Funkadelic'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Westbound'
'TRCK' (Track number/Position in set)               '7'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '4'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'funk / soul', 'funk', 'psychedelic']
'TXXX:lastfmtags'                                   ['psychedelic', 'p funk', 'soul', 'funk', 'rock']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'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'                        '+0.75 dB'
'TXXX:replaygain_track_peak'                        '0.421753'

========================== row from database ==========================
                                              'id'  778387
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/funkadelic - Maggot Brain/07 - Funkadelic - Wars Of Armageddon.mp3
                                         'working'  None
                                         'bitrate'  266
                                    'duration_sec'  587
                                           'genre'  funk or soul-funk
                                        'filesize'  19605376
                                           'mtime'  1620665724
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul funkadelic 07 funk or soul funk
                                      'tag_artist'  Funkadelic
                                     'tag_release'  Maggot Brain
                                       'tag_title'  Wars Of Armageddon
                                             'bpm'  84.2
                                    'search_title'  'armageddon':3 'of':2 'wars':1
                                   'search_artist'  'funkadelic':1
                                  'search_release'  'brain':2 'maggot':1
                                     'search_rest'  'funk':2 'funkadelic':4 'or':5 'soul':3 'swing':1
                                    'search_combo'  'armageddon':3A 'brain':6C 'funk':8 'funkadelic':4B,10 'maggot':5C 'of':2A 'or':11 'soul':9 'swing':7 'wars':1A
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  10A
                                           '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-4', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['psychedelic', 'p funk', 'soul', 'funk', 'rock']
                                        'tag_date'  1971
                                     'discogstags'  ['rock', 'funk / soul', 'funk', 'psychedelic']

============================== file details ==============================
                                           'mtime'  1620665723.958564  (2021-05-10 18:55:23)
                             'size'  19605376