======================== unified (from filesystem) ========================
                                         'bitrate'  '229.622'
                                        'duration'  '174'
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                                           'title'  'The Only Difference Between Ma'
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                                      'lastfmtags'  "['indie', 'alternative rock', 'alternative', 'pop punk', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk-pop'
                                             'bpm'  '113.326'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

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'TBPM' (BPM (beats per minute))                     '113.326'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk-pop'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'The Only Difference Between Ma'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Panic! At the Disco'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['indie', 'alternative rock', 'alternative', 'pop punk', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.76 dB'
'TXXX:replaygain_track_peak'                        '0.335676'

========================== row from database ==========================
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                                            'path'  /data/Music/Bulk/00poprockelectronic/Panic! At the Disco/02-panic_at_the_disco-the_only_difference_between_martyrdom_and_suicide_is_press_coverage.mp3
                                         'working'  None
                                         'bitrate'  230
                                    'duration_sec'  174
                                           'genre'  rock-gr-punk-pop
                                        'filesize'  5023308
                                           'mtime'  1651570249
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 02 panic_at_the_disco the_only_difference_between_martyrdom_and_suicide_is_press_coverage rock gr punk pop
                                      'tag_artist'  Panic! At the Disco
                                     'tag_release'  A Fever You Can't Sweat Out
                                       'tag_title'  The Only Difference Between Ma
                                             'bpm'  113.326
                                    'search_title'  'between':4 'difference':3 'ma':5 'only':2 'the':1
                                   'search_artist'  'at':2 'disco':4 'panic':1 'the':3
                                  'search_release'  'a':1 'can':4 'cant':6 'fever':2 'out':8 'sweat':7 't':5 'you':3
                                     'search_rest'  '00poprockelectronic':1 'and':11 'at':3 'between':9 'coverage':15 'difference':8 'disco':5 'gr':17 'is':13 'martyrdom':10 'only':7 'panic':2 'pop':19 'press':14 'punk':18 'rock':16 'suicide':12 'the':4,6
                                    'search_combo'  '00poprockelectronic':18 'a':10C 'and':28 'at':7B,20 'between':4A,26 'can':13C 'cant':15C 'coverage':32 'difference':3A,25 'disco':9B,22 'fever':11C 'gr':34 'is':30 'ma':5A 'martyrdom':27 'only':2A,24 'out':17C 'panic':6B,19 'pop':36 'press':31 'punk':35 'rock':33 'suicide':29 'sweat':16C 't':14C 'the':1A,8B,21,23 'you':12C
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-2', 'q-chart-4', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']
                                      'lastfmtags'  ['indie', 'alternative rock', 'alternative', 'pop punk', 'rock']
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1651570248.5819273  (2022-05-03 11:30:48)
                             'size'  5023308