======================== unified (from filesystem) ========================
                                         'bitrate'  '192.579'
                                        'duration'  '212'
                                          'artist'  'Memphis Slim'
                                     'text_people'  ''
                                         'release'  "Sex, Drugs, Rock 'n' Roll, God & The Devil"
                                           'title'  'Beer Drinking Woman'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-2', 'Q-JZFKS-3', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'Q-PLAY-3', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-1', "
 "'q-chart-2', 'q-drums-1', 'q-other-1', 'q-vocals-4', 'q-mixbeat-1', "
 "'Q-PIANO-4']")
                                      'lastfmtags'  "['blues', 'piano blues', 'classic blues', 'piano']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '1990'
                                        'comments'  ''
                                           'genre'  'prerock-jb-blues'
                                             'bpm'  '144.2'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     "Sex, Drugs, Rock 'n' Roll, God & The Devil"
'TBPM' (BPM (beats per minute))                     '144.2'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-blues'
'TDRC' (Recording time)                             '1990'
'TIT2' (Title/songname/content description)         'Beer Drinking Woman'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Memphis Slim'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '6'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '4'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['blues', 'piano blues', 'classic blues', 'piano']
'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'                                      '1'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+3.00 dB'
'TXXX:replaygain_track_peak'                        '0.700217'

========================== row from database ==========================
                                              'id'  1528331
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/va - Sex, Drugs, Rock _n_ Roll, God & The Devil/06 - memphis slim - beer drinking woman.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  212
                                           'genre'  prerock-jb-blues
                                        'filesize'  5117952
                                           'mtime'  1620402953
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm va _n_ 06 memphis slim beer drinking woman prerock jb blues
                                      'tag_artist'  Memphis Slim
                                     'tag_release'  Sex, Drugs, Rock 'n' Roll, God & The Devil
                                       'tag_title'  Beer Drinking Woman
                                             'bpm'  144.2
                                    'search_title'  'beer':1 'drinking':2 'woman':3
                                   'search_artist'  'memphis':1 'slim':2
                                  'search_release'  'devil':12 'drugs':3,4 'god':10 'n':6,7 'rock':5 'roll':8,9 'sex':1,2 'the':11
                                     'search_rest'  'beer':5 'blues':10 'drinking':6 'jb':9 'memphis':3 'n':2 'prerock':8 'slim':4 'va':1 'woman':7
                                    'search_combo'  'beer':1A,22 'blues':27 'devil':17C 'drinking':2A,23 'drugs':8C,9C 'god':15C 'jb':26 'memphis':4B,20 'n':11C,12C,19 'prerock':25 'rock':10C 'roll':13C,14C 'sex':6C,7C 'slim':5B,21 'the':16C 'va':18 'woman':3A,24
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-mixbeat-1', 'Q-PIANO-4', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-1', 'Q-HAP-2', 'Q-PLAY-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['blues', 'piano blues', 'classic blues', 'piano']
                                        'tag_date'  1990
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620402953.174313  (2021-05-07 17:55:53)
                             'size'  5117952