======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '275'
                                          'artist'  'Art Blakey & Sabu'
                                     'text_people'  ''
                                         'release'  'Out Of The Cool'
                                           'title'  'Message From Kenya'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'q-syn-1', 'q-bass-4', 'q-busy-2', 'q-grit-1', "
 "'q-play-2', 'Q-JZFKS-2', 'Q-OLDST-2', 'q-chart-2', 'q-drums-4', 'q-other-3', "
 "'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-2']")
                                      'lastfmtags'  "['jazz', 'drums']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  ''
                                            'date'  '1953'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '104.9'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Out Of The Cool'
'TBPM' (BPM (beats per minute))                     '104.9'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDRC' (Recording time)                             '1953'
'TIT2' (Title/songname/content description)         'Message From Kenya'
'TKEY' (Initial key)                                '9A'
'TLEN' (Length)                                     '000000275904'
'TPE1' (Lead performer(s)/Soloist(s))               'Art Blakey & Sabu'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '14'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['jazz', 'drums']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.35 dB'
'TXXX:replaygain_track_peak'                        '0.502193'

========================== row from database ==========================
                                              'id'  762737
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/VV.AA. Out of the Cool. Vol. 01/14 - Art Blakey & Sabu - Message From Kenya [Blue Note 1626].mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  275
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  11040683
                                           'mtime'  1620539133
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm VV.AA. of the Cool. Vol. 01 14 [Blue Note 1626] prerock jb jazz unsorted
                                      'tag_artist'  Art Blakey & Sabu
                                     'tag_release'  Out Of The Cool
                                       'tag_title'  Message From Kenya
                                             'bpm'  104.9
                                    'search_title'  'from':2 'kenya':3 'message':1
                                   'search_artist'  'art':1 'blakey':2 'sabu':3
                                  'search_release'  'cool':4 'of':2 'out':1 'the':3
                                     'search_rest'  '1626':13,14 'aa':2 'blue':10,11 'cool':6,7 'jazz':17 'jb':16 'note':12 'of':4 'prerock':15 'the':5 'unsorted':18 'vol':8,9 'vv':1 'vvaa':3
                                    'search_combo'  '1626':23,24 'aa':12 'art':4B 'blakey':5B 'blue':20,21 'cool':10C,16,17 'from':2A 'jazz':27 'jb':26 'kenya':3A 'message':1A 'note':22 'of':8C,14 'out':7C 'prerock':25 'sabu':6B 'the':9C,15 'unsorted':28 'vol':18,19 'vv':11 'vvaa':13
                                    'tag_tracknum'  14
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-4', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['jazz', 'drums']
                                        'tag_date'  1953
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620539133.4472663  (2021-05-09 07:45:33)
                             'size'  11040683