======================== unified (from filesystem) ========================
                                         'bitrate'  '127.986'
                                        'duration'  '238'
                                          'artist'  'Captain Hollywood Project'
                                     'text_people'  ''
                                         'release'  'Billboard Top 100 - 1993'
                                           'title'  'More And More'
                                           'quals'  ("['Q-HAP-3', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-LOCALNESS-2', 'Q-UNU-1', "
 "'Q-OLDST-3', '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-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['90s', 'dance', 'pop', 'eurodance', 'german', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1993'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted'
                                             'bpm'  '125.782'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            'Billboard'
'COMM:Track:Comments:eng'                           'Billboard'
'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=196, count=0)
'TALB' (Album/Movie/Show title)                     'Billboard Top 100 - 1993'
'TBPM' (BPM (beats per minute))                     '125.782'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-unsorted'
'TDRC' (Recording time)                             '1993'
'TIT2' (Title/songname/content description)         'More And More'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Captain Hollywood Project'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['90s', 'dance', 'pop', 'eurodance', 'german', 'electronic']
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '+13.27 dB'
'TXXX:replaygain_track_peak'                        '0.125770'

========================== row from database ==========================
                                              'id'  1309968
                                            'path'  /data/Music/Bulk/00poprockelectronic/Billboard/079 - Captain Hollywood Project - More And More.mp3
                                         'working'  None
                                         'bitrate'  127
                                    'duration_sec'  238
                                           'genre'  electronic-generic or radio-unsorted
                                        'filesize'  3815506
                                           'mtime'  1621696117
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 079 electronic generic radio unsorted
                                      'tag_artist'  Captain Hollywood Project
                                     'tag_release'  Billboard Top 100 - 1993
                                       'tag_title'  More And More
                                             'bpm'  125.782
                                    'search_title'  'and':2 'more':1
                                   'search_artist'  'captain':1 'hollywood':2 'project':3
                                  'search_release'  '100':3 '1993':4 'billboard':1 'top':2
                                     'search_rest'  '00poprockelectronic':1 'electronic':2 'generic':3 'radio':4 'unsorted':5
                                    'search_combo'  '00poprockelectronic':10 '100':8C '1993':9C 'and':2A 'billboard':6C 'captain':3B 'electronic':11 'generic':12 'hollywood':4B 'more':1A 'project':5B 'radio':13 'top':7C 'unsorted':14
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', '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-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['90s', 'dance', 'pop', 'eurodance', 'german', 'electronic']
                                        'tag_date'  1993
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696117.482937  (2021-05-22 17:08:37)
                             'size'  3815506