======================== unified (from filesystem) ========================
                                         'bitrate'  '242.019'
                                        'duration'  '342'
                                          'artist'  'Akufen'
                                     'text_people'  ''
                                         'release'  'Pitchfork: The Top 500 Tracks of the 2000s'
                                           'title'  'Deck The Houes (Herbert Stops Like This Mix)'
                                           'quals'  ("['Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', "
 "'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'microhouse', 'idm', 'electronic', 'minimal']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '496'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted;electronic-unsorted'
                                             'bpm'  '123.106'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Pitchfork: The Top 500 Tracks of the 2000s'
'TBPM' (BPM (beats per minute))                     '123.106'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-generic or radio-unsorted', 'electronic-unsorted']
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Deck The Houes (Herbert Stops Like This Mix)'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Akufen'
'TRCK' (Track number/Position in set)               '496'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['electronica', 'microhouse', 'idm', 'electronic', 'minimal']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+15.55 dB'
'TXXX:replaygain_track_peak'                        '0.084839'

========================== row from database ==========================
                                              'id'  1288014
                                            'path'  /data/Music/Bulk/00poprockelectronic/VA - Pitchfork - The Top 500 Tracks of the 2000s/496 - Akufen - Deck The Houes (Herbert Stops Like This Mix).mp3
                                         'working'  None
                                         'bitrate'  242
                                    'duration_sec'  342
                                           'genre'  electronic-generic or radio-unsorted;electronic-unsorted
                                        'filesize'  10357516
                                           'mtime'  1620573318
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic VA 496 electronic generic radio unsorted;electronic unsorted
                                      'tag_artist'  Akufen
                                     'tag_release'  Pitchfork: The Top 500 Tracks of the 2000s
                                       'tag_title'  Deck The Houes (Herbert Stops Like This Mix)
                                             'bpm'  123.106
                                    'search_title'  'deck':1 'herbert':4,5 'houes':3 'like':7 'mix':9,10 'stops':6 'the':2 'this':8
                                   'search_artist'  'akufen':1
                                  'search_release'  '2000s':8 '500':5 'of':7 'pitchfork':1,2 'the':3 'top':4 'tracks':6
                                     'search_rest'  '00poprockelectronic':1 '496':3 'electronic':4,8,10 'generic':5 'radio':6 'unsorted':7,9,11 'va':2
                                    'search_combo'  '00poprockelectronic':20 '2000s':19C '496':22 '500':16C 'akufen':11B 'deck':1A 'electronic':23,27,29 'generic':24 'herbert':4A,5A 'houes':3A 'like':7A 'mix':9A,10A 'of':18C 'pitchfork':12C,13C 'radio':25 'stops':6A 'the':2A,14C 'this':8A 'top':15C 'tracks':17C 'unsorted':26,28,30 'va':21
                                    'tag_tracknum'  496
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-1', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'microhouse', 'idm', 'electronic', 'minimal']
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620573317.8446224  (2021-05-09 17:15:17)
                             'size'  10357516