======================== unified (from filesystem) ========================
                                         'bitrate'  '124.62'
                                        'duration'  '197'
                                          'artist'  'Speckled Red'
                                     'text_people'  ''
                                         'release'  "Sex, Drugs, Rock 'n' Roll, God & The Devil"
                                           'title'  'Dirty Dozens'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-2', 'Q-JZFKS-3', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['boogie woogie', 'blues', 'piano', 'piano blues', 'all']"
                                     'discogstags'  "['blues']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  ''
                                            'date'  '1990'
                                        'comments'  ''
                                           'genre'  'prerock-jb-blues'
                                             'bpm'  '85.9'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     "Sex, Drugs, Rock 'n' Roll, God & The Devil"
'TBPM' (BPM (beats per minute))                     '85.9'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-blues'
'TDRC' (Recording time)                             '1990'
'TIT2' (Title/songname/content description)         'Dirty Dozens'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Speckled Red'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '16'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'blues'
'TXXX:lastfmtags'                                   ['boogie woogie', 'blues', 'piano', 'piano blues', 'all']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.17 dB'
'TXXX:replaygain_track_peak'                        '0.374915'

========================== row from database ==========================
                                              'id'  1531024
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/va - Sex, Drugs, Rock _n_ Roll, God & The Devil/16 - speckled red - dirty dozens 1929.mp3
                                         'working'  None
                                         'bitrate'  124
                                    'duration_sec'  197
                                           'genre'  prerock-jb-blues
                                        'filesize'  3076116
                                           'mtime'  1620402954
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm va _n_ 16 speckled red dirty dozens 1929 prerock jb blues
                                      'tag_artist'  Speckled Red
                                     'tag_release'  Sex, Drugs, Rock 'n' Roll, God & The Devil
                                       'tag_title'  Dirty Dozens
                                             'bpm'  85.9
                                    'search_title'  'dirty':1 'dozens':2
                                   'search_artist'  'red':2 'speckled':1
                                  'search_release'  'devil':12 'drugs':3,4 'god':10 'n':6,7 'rock':5 'roll':8,9 'sex':1,2 'the':11
                                     'search_rest'  '1929':7 'blues':10 'dirty':5 'dozens':6 'jb':9 'n':2 'prerock':8 'red':4 'speckled':3 'va':1
                                    'search_combo'  '1929':23 'blues':26 'devil':16C 'dirty':1A,21 'dozens':2A,22 'drugs':7C,8C 'god':14C 'jb':25 'n':10C,11C,18 'prerock':24 'red':4B,20 'rock':9C 'roll':12C,13C 'sex':5C,6C 'speckled':3B,19 'the':15C 'va':17
                                    'tag_tracknum'  16
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['boogie woogie', 'blues', 'piano', 'piano blues', 'all']
                                        'tag_date'  1990
                                     'discogstags'  ['blues']

============================== file details ==============================
                                           'mtime'  1620402953.598934  (2021-05-07 17:55:53)
                             'size'  3076116