======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '156'
                                          'artist'  'Danny Cobb'
                                     'text_people'  ''
                                         'release'  'Twisted Tales From The Vinyl Wastelands Vol. 13 - Home on Alcatraz'
                                           'title'  'Hey, Mr. Warden'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['rhythm and blues']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '30'
                                      'tracktotal'  ''
                                            'date'  '1955'
                                        'comments'  ''
                                           'genre'  'rock-pop-early'
                                             'bpm'  '113.772'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Twisted Tales From The Vinyl Wastelands Vol. 13 - Home on Alcatraz'
'TBPM' (BPM (beats per minute))                     '113.772'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-early'
'TDRC' (Recording time)                             '1955'
'TIT2' (Title/songname/content description)         'Hey, Mr. Warden'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Danny Cobb'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '30'
'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'                                   'rhythm and blues'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.21 dB'
'TXXX:replaygain_track_peak'                        '0.405436'

========================== row from database ==========================
                                              'id'  947944
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/va - Twisted Tales From The Vinyl Wastelands Vol. 13 - Home on Alcatraz/30 Danny Cobb - Hey, Mr. Warden.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  156
                                           'genre'  rock-pop-early
                                        'filesize'  6266466
                                           'mtime'  1620736844
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country va 30 rock pop early
                                      'tag_artist'  Danny Cobb
                                     'tag_release'  Twisted Tales From The Vinyl Wastelands Vol. 13 - Home on Alcatraz
                                       'tag_title'  Hey, Mr. Warden
                                             'bpm'  113.772
                                    'search_title'  'hey':1,2 'mr':3,4 'warden':5
                                   'search_artist'  'cobb':2 'danny':1
                                  'search_release'  'alcatraz':11 'from':3 'home':9 'on':10 'tales':2 'the':4 'twisted':1 'vinyl':5 'vol':7,8 'wastelands':6
                                     'search_rest'  '30':6 'country':4 'early':9 'exotica':2 'jazz':1 'oldies':3 'pop':8 'rock':7 'va':5
                                    'search_combo'  '30':24 'alcatraz':18C 'cobb':7B 'country':22 'danny':6B 'early':27 'exotica':20 'from':10C 'hey':1A,2A 'home':16C 'jazz':19 'mr':3A,4A 'oldies':21 'on':17C 'pop':26 'rock':25 'tales':9C 'the':11C 'twisted':8C 'va':23 'vinyl':12C 'vol':14C,15C 'warden':5A 'wastelands':13C
                                    'tag_tracknum'  30
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['rhythm and blues']
                                        'tag_date'  1955
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736843.8117127  (2021-05-11 14:40:43)
                             'size'  6266466