======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '371'
                                          'artist'  'Albert King'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'I Found Love In The Food Stamp Line'
                                           'quals'  ("['Q-OLDST-1', 'Q-UNU-1', 'Q-HAP-2', 'Q-JZFKS-2', 'Q-LOCALNESS-2', "
 "'Q-HHRNBTT-2', 'Q-PLAY-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-vocals-2', 'q-mixbeat-2', "
 "'Q-PIANO-2']")
                                      'lastfmtags'  "['guitar', 'electric blues', 'classic blues', 'blues', 'rhythm and blues']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'prerock-jb-blues'
                                             'bpm'  '117.262'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '117.262'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-blues'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'I Found Love In The Food Stamp Line'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Albert King'
'TPE2' (Band/orchestra/accompaniment)               'Albert King'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['guitar', 'electric blues', 'classic blues', 'blues', 'rhythm and blues']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+10.55 dB'
'TXXX:replaygain_track_peak'                        '0.189893'

========================== row from database ==========================
                                              'id'  1333642
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Albert King - I Found Love In The Food Stamp Line [].mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  371
                                           'genre'  prerock-jb-blues
                                        'filesize'  8906610
                                           'mtime'  1620403806
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] [] prerock jb blues
                                      'tag_artist'  Albert King
                                     'tag_release'  None
                                       'tag_title'  I Found Love In The Food Stamp Line
                                             'bpm'  117.262
                                    'search_title'  'food':6 'found':2 'i':1 'in':4 'line':8 'love':3 'stamp':7 'the':5
                                   'search_artist'  'albert':1 'king':2
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'blues':9 'files':5,6 'jb':8 'loose':3,4 'prerock':7 'unsorted':2
                                    'search_combo'  '00poprockelectronic':11 'albert':9B 'blues':19 'files':15,16 'food':6A 'found':2A 'i':1A 'in':4A 'jb':18 'king':10B 'line':8A 'loose':13,14 'love':3A 'prerock':17 'stamp':7A 'the':5A 'unsorted':12
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-mixbeat-2', 'Q-PIANO-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'Q-PLAY-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['guitar', 'electric blues', 'classic blues', 'blues', 'rhythm and blues']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620403806.1553288  (2021-05-07 18:10:06)
                             'size'  8906610