======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '258'
                                          'artist'  'Ely Bruna'
                                     'text_people'  'Ely Bruna'
                                         'release'  'Remember the time'
                                           'title'  'The Final Countdown'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'Q-OLDST-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  ("['jazz', 'soul', 'easy listening', 'guitar', 'nicolas gombert', 'female "
 "voices']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  '16'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'prerock-jb-unsorted'
                                             'bpm'  '145.1'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Remember the time'
'TBPM' (BPM (beats per minute))                     '145.1'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-unsorted'
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'The Final Countdown'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ely Bruna'
'TPE3' (Conductor/performer refinement)             'Ely Bruna'
'TPOS' (Part of a set)                              '1'
'TRCK' (Track number/Position in set)               '15/16'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf55.14.102'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['jazz', 'soul', 'easy listening', 'guitar', 'nicolas gombert', 'female voices']
'TXXX:name'                                         'The Final Countdown'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.18 dB'
'TXXX:replaygain_track_peak'                        '0.391839'

========================== row from database ==========================
                                              'id'  1389265
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/15 The Final Countdown (Europe).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  258
                                           'genre'  prerock-jb-unsorted
                                        'filesize'  10467224
                                           'mtime'  1620541208
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 15 (Europe) prerock jb unsorted
                                      'tag_artist'  Ely Bruna
                                     'tag_release'  Remember the time
                                       'tag_title'  The Final Countdown
                                             'bpm'  145.1
                                    'search_title'  'countdown':3 'final':2 'the':1
                                   'search_artist'  'bruna':2 'ely':1
                                  'search_release'  'remember':1 'the':2 'time':3
                                     'search_rest'  '00poprockelectronic':1 'europe':7,8 'files':5,6 'jb':10 'loose':3,4 'prerock':9 'unsorted':2
                                    'search_combo'  '00poprockelectronic':9 'bruna':5B 'countdown':3A 'ely':4B 'europe':15,16 'files':13,14 'final':2A 'jb':18 'loose':11,12 'prerock':17 'remember':6C 'the':1A,7C 'time':8C 'unsorted':10
                                    'tag_tracknum'  15
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['jazz', 'soul', 'easy listening', 'guitar', 'nicolas gombert', 'female voices']
                                        'tag_date'  2010
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620541208.4055324  (2021-05-09 08:20:08)
                             'size'  10467224