======================== unified (from filesystem) ========================
                                         'bitrate'  '165.423'
                                        'duration'  '223'
                                          'artist'  'Death Cab for Cutie'
                                     'text_people'  ''
                                         'release'  'Plans'
                                           'title'  'Stable Song'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'alternative', 'emo', 'indie rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '84.5'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Plans'
'TBPM' (BPM (beats per minute))                     '84.5'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Stable Song'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Death Cab for Cutie'
'TPUB' (Publisher)                                  'Atlantic'
'TRCK' (Track number/Position in set)               '11'
'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:lastfmtags'                                   ['indie', 'alternative', 'emo', 'indie rock', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'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'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.10 dB'
'TXXX:replaygain_track_peak'                        '0.525562'

========================== row from database ==========================
                                              'id'  1285226
                                            'path'  /data/Music/Bulk/00poprockelectronic/Death Cab For Cutie/Plans/11 stable song.mp3
                                         'working'  None
                                         'bitrate'  165
                                    'duration_sec'  223
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  4634345
                                           'mtime'  1637330402
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic For 11 stable song ifs songwriter indie rock
                                      'tag_artist'  Death Cab for Cutie
                                     'tag_release'  Plans
                                       'tag_title'  Stable Song
                                             'bpm'  84.5
                                    'search_title'  'song':2 'stable':1
                                   'search_artist'  'cab':2 'cutie':4 'death':1 'for':3
                                  'search_release'  'plans':1
                                     'search_rest'  '00poprockelectronic':1 'for':2 'ifs':5 'indie':7 'rock':8 'song':4 'songwriter':6 'stable':3
                                    'search_combo'  '00poprockelectronic':8 'cab':4B 'cutie':6B 'death':3B 'for':5B,9 'ifs':12 'indie':14 'plans':7C 'rock':15 'song':2A,11 'songwriter':13 'stable':1A,10
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative', 'emo', 'indie rock', 'rock']
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637330402.1297586  (2021-11-19 15:00:02)
                             'size'  4634345