======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '237'
                                          'artist'  'Echo & The Bunnymen'
                                     'text_people'  ''
                                         'release'  'Evergreen'
                                           'title'  'Nothing Lasts Forever'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'new wave', 'alternative', 'post punk', 'indie']"
                                     'discogstags'  "['rock', 'alternative rock', 'new wave', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk;set-pl-sced'
                                             'bpm'  '111.394'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Evergreen'
'TBPM' (BPM (beats per minute))                     '111.394'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-we-new wave or post punk', 'set-pl-sced']
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         'Nothing Lasts Forever'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Echo & The Bunnymen'
'TPE2' (Band/orchestra/accompaniment)               'Echo & The Bunnymen'
'TRCK' (Track number/Position in set)               '6'
'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', 'alternative rock', 'new wave', 'indie rock']
'TXXX:lastfmtags'                                   ['80s', 'new wave', 'alternative', 'post punk', 'indie']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.84 dB'
'TXXX:replaygain_track_peak'                        '0.519757'

========================== row from database ==========================
                                              'id'  1298793
                                            'path'  /data/Music/Bulk/00poprockelectronic/Echo & The Bunnymen/[1997] Evergreen/06 Nothing Lasts Forever.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  237
                                           'genre'  electronic-we-new wave or post punk;set-pl-sced
                                        'filesize'  5899124
                                           'mtime'  1620352906
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic [1997] 06 electronic we new wave post punk;set pl sced
                                      'tag_artist'  Echo & The Bunnymen
                                     'tag_release'  Evergreen
                                       'tag_title'  Nothing Lasts Forever
                                             'bpm'  111.394
                                    'search_title'  'forever':3 'lasts':2 'nothing':1
                                   'search_artist'  'bunnymen':3 'echo':1 'the':2
                                  'search_release'  'evergreen':1
                                     'search_rest'  '00poprockelectronic':1 '1997':2,3 'electronic':4 'new':6 'pl':13 'post':8 'punk':9,11 'sced':14 'set':10,12 'wave':7 'we':5
                                    'search_combo'  '00poprockelectronic':8 '1997':9,10 'bunnymen':6B 'echo':4B 'electronic':11 'evergreen':7C 'forever':3A 'lasts':2A 'new':13 'nothing':1A 'pl':20 'post':15 'punk':16,18 'sced':21 'set':17,19 'the':5B 'wave':14 'we':12
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', '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-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'new wave', 'alternative', 'post punk', 'indie']
                                        'tag_date'  1997
                                     'discogstags'  ['rock', 'alternative rock', 'new wave', 'indie rock']

============================== file details ==============================
                                           'mtime'  1620352906.2029543  (2021-05-07 04:01:46)
                             'size'  5899124