======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '137'
                                          'artist'  'The Night Caps'
                                     'text_people'  ''
                                         'release'  ('Slow Grind Fever Vol. 5 - Still More Adventures In The Sleazy World Of '
 'Popcorn Noise')
                                           'title'  'Haunted Sax'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-syn-1', 'q-bass-3', 'q-busy-3', "
 "'q-grit-2', 'q-play-3', 'Q-OLDST-1', 'q-chart-1', 'q-drums-2', 'q-other-4', "
 "'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  ("['rock and roll', '60s', 'rock', 'blues', 'songs about alcohol and drinking "
 ":please do not use this tag on artists - only songs:']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '1955'
                                        'comments'  ''
                                           'genre'  'rock-pop-early'
                                             'bpm'  '120.830'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     ('Slow Grind Fever Vol. 5 - Still More Adventures In The Sleazy World Of '
 'Popcorn Noise')
'TBPM' (BPM (beats per minute))                     '120.830'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-early'
'TDRC' (Recording time)                             '1955'
'TIT2' (Title/songname/content description)         'Haunted Sax'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Night Caps'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '8'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['rock and roll',
 '60s',
 'rock',
 'blues',
 'songs about alcohol and drinking :please do not use this tag on artists - '
 'only songs:']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.12 dB'
'TXXX:replaygain_track_peak'                        '0.553334'

========================== row from database ==========================
                                              'id'  948047
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/va - Slow Grind Fever Vol. 5 - Still More Adventures In The Sleazy World Of Popcorn Noise/08 - The Night Caps - Haunted Sax.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  137
                                           'genre'  rock-pop-early
                                        'filesize'  4398603
                                           'mtime'  1620736687
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country va 08 rock pop early
                                      'tag_artist'  The Night Caps
                                     'tag_release'  Slow Grind Fever Vol. 5 - Still More Adventures In The Sleazy World Of Popcorn Noise
                                       'tag_title'  Haunted Sax
                                             'bpm'  120.83
                                    'search_title'  'haunted':1 'sax':2
                                   'search_artist'  'caps':3 'night':2 'the':1
                                  'search_release'  '5':6 'adventures':9 'fever':3 'grind':2 'in':10 'more':8 'noise':16 'of':14 'popcorn':15 'sleazy':12 'slow':1 'still':7 'the':11 'vol':4,5 'world':13
                                     'search_rest'  'country':4 'early':8 'exotica':2 'jazz':1 'oldies':3 'pop':7 'rock':6 'va':5
                                    'search_combo'  '5':11C 'adventures':14C 'caps':5B 'country':25 'early':29 'exotica':23 'fever':8C 'grind':7C 'haunted':1A 'in':15C 'jazz':22 'more':13C 'night':4B 'noise':21C 'of':19C 'oldies':24 'pop':28 'popcorn':20C 'rock':27 'sax':2A 'sleazy':17C 'slow':6C 'still':12C 'the':3B,16C 'va':26 'vol':9C,10C 'world':18C
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['rock and roll', '60s', 'rock', 'blues', 'songs about alcohol and drinking :please do not use this tag on artists - only songs:']
                                        'tag_date'  1955
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736687.0922666  (2021-05-11 14:38:07)
                             'size'  4398603