======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '248'
                                          'artist'  'The New Pornographers'
                                     'text_people'  'A.C. Newman'
                                         'release'  'Challengers'
                                           'title'  'All The Old Showstoppers'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
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                                      'lastfmtags'  "['indie', 'indie pop', 'alternative', 'indie rock', 'canadian']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '12'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-unsorted'
                                             'bpm'  '92.307'
                                             'key'  '1B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
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'COMM:iTunes_CDDB_IDs:eng'                          '12+13BCF0194812EC7BE960E9424CADEC89+9400618'
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'TBPM' (BPM (beats per minute))                     '92.307'
'TCOM' (Composer)                                   'A.C. Newman'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-unsorted'
'TDRC' (Recording time)                             '2007'
'TENC' (Encoded by)                                 'iTunes v7.2'
'TIT2' (Title/songname/content description)         'All The Old Showstoppers'
'TKEY' (Initial key)                                '1B'
'TPE1' (Lead performer(s)/Soloist(s))               'The New Pornographers'
'TRCK' (Track number/Position in set)               '2/12'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['indie', 'indie pop', 'alternative', 'indie rock', 'canadian']
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'TXXX:q-drums'                                      '3'
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'TXXX:q-piano'                                      '1'
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'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
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'TXXX:replaygain_track_peak'                        '0.440187'

========================== row from database ==========================
                                              'id'  1248703
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/The New Pornographers/Challengers/All The Old Showstoppers.mp3
                                         'working'  None
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                                    'duration_sec'  248
                                           'genre'  ifs-songwriter-indie-unsorted
                                        'filesize'  6228529
                                           'mtime'  1642256565
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                                     'tag_release'  Challengers
                                       'tag_title'  All The Old Showstoppers
                                             'bpm'  92.307
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                                   'search_artist'  'new':2 'pornographers':3 'the':1
                                  'search_release'  'challengers':1
                                     'search_rest'  '00singer':1 'eos':3 'ifs':4 'indie':5 'songwriter':2 'unsorted':6
                                    'search_combo'  '00singer':9 'all':1A 'challengers':8C 'eos':11 'ifs':12 'indie':13 'new':6B 'old':3A 'pornographers':7B 'showstoppers':4A 'songwriter':10 'the':2A,5B 'unsorted':14
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  1B
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']
                                      'lastfmtags'  ['indie', 'indie pop', 'alternative', 'indie rock', 'canadian']
                                        'tag_date'  2007
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1642256564.5738604  (2022-01-15 15:22:44)
                             'size'  6228529