======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '627'
                                          'artist'  'The Mount Fuji Doomjazz Corporation'
                                     'text_people'  ''
                                         'release'  'Doomjazz Future Corpses!'
                                           'title'  'Seven'
                                           'quals'  ("['Q-JZFKS-2', 'Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-2', 'q-grit-4', 'q-play-4', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['dark ambient', 'doom jazz', 'jazz', 'drone', 'experimental']"
                                     'discogstags'  "['drone', 'electronic', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '9'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'electronic-ambient-dark'
                                             'bpm'  '85.9'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Doomjazz Future Corpses!'
'TBPM' (BPM (beats per minute))                     '85.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-ambient-dark'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'Seven'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Mount Fuji Doomjazz Corporation'
'TRCK' (Track number/Position in set)               '7/9'
'TXXX:Discogs_artist_link'                          'Mount%20Fuji%20Doomjazz%20Corporation,%20The'
'TXXX:Discogs_catalog'                              'adn81'
'TXXX:Discogs_country'                              'Germany'
'TXXX:Discogs_label'                                'Ad Noiseam'
'TXXX:Discogs_label_link'                           'Ad%20Noiseam'
'TXXX:Discogs_original_track_number'                '07'
'TXXX:Discogs_release_id'                           '1004401'
'TXXX:Discogs_release_month'                        '06'
'TXXX:Discogs_released'                             '05 Jun 2007'
'TXXX:MP3GAIN_MINMAX'                               '131,180'
'TXXX:MP3GAIN_UNDO'                                 '+004,+004,N'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:Style'                                        ['Drone', 'Doom Metal', 'Future Jazz', 'Experimental']
'TXXX:discogstags'                                  ['drone', 'electronic', 'experimental']
'TXXX:lastfmtags'                                   ['dark ambient', 'doom jazz', 'jazz', 'drone', 'experimental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '4'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.47 dB'
'TXXX:replaygain_track_peak'                        '0.489016'

========================== row from database ==========================
                                              'id'  1378158
                                            'path'  /data/Music/Bulk/00poprockelectronic/00ambient/The Mount Fuji Doomjazz Corporation - 2007 - Doomjazz Future Corpses! (CD, Album) [320 kbps]/07 - Seven.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  627
                                           'genre'  electronic-ambient-dark
                                        'filesize'  25110229
                                           'mtime'  1639508654
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00ambient 2007 (CD, Album) [320 kbps] 07 electronic ambient dark
                                      'tag_artist'  The Mount Fuji Doomjazz Corporation
                                     'tag_release'  Doomjazz Future Corpses!
                                       'tag_title'  Seven
                                             'bpm'  85.9
                                    'search_title'  'seven':1
                                   'search_artist'  'corporation':5 'doomjazz':4 'fuji':3 'mount':2 'the':1
                                  'search_release'  'corpses':3 'doomjazz':1 'future':2
                                     'search_rest'  '00ambient':2 '00poprockelectronic':1 '2007':3 '320':8,9 'album':6,7 'ambient':13 'cd':4,5 'dark':14 'electronic':12 'kbps':10,11
                                    'search_combo'  '00ambient':11 '00poprockelectronic':10 '2007':12 '320':17,18 'album':15,16 'ambient':22 'cd':13,14 'corporation':6B 'corpses':9C 'dark':23 'doomjazz':5B,7C 'electronic':21 'fuji':4B 'future':8C 'kbps':19,20 'mount':3B 'seven':1A 'the':2B
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-4', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-1', 'q-syn-3', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-4']
                                      'lastfmtags'  ['dark ambient', 'doom jazz', 'jazz', 'drone', 'experimental']
                                        'tag_date'  2007
                                     'discogstags'  ['drone', 'electronic', 'experimental']

============================== file details ==============================
                                           'mtime'  1639508653.6089597  (2021-12-14 20:04:13)
                             'size'  25110229