======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '258'
                                          'artist'  'Duran Duran'
                                     'text_people'  ''
                                         'release'  'Essentials'
                                           'title'  'Notorious'
                                           '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-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'new wave', 'synth pop', 'pop', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  ''
                                            'date'  '2018'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk;set-pl-zomg80s'
                                             'bpm'  '106.5'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Essentials'
'TBPM' (BPM (beats per minute))                     '106.5'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-we-new wave or post punk', 'set-pl-zomg80s']
'TDRC' (Recording time)                             '2018'
'TIT2' (Title/songname/content description)         'Notorious'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Duran Duran'
'TRCK' (Track number/Position in set)               '15'
'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'                                   ['80s', 'new wave', 'synth pop', 'pop', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'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'                        '+1.21 dB'
'TXXX:replaygain_track_peak'                        '0.381944'

========================== row from database ==========================
                                              'id'  1476191
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00newwave-postpunk/Duran Duran - Duran.Duran.-.Essentials.2018.mp3/15_-_Notorious.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  258
                                           'genre'  electronic-we-new wave or post punk;set-pl-zomg80s
                                        'filesize'  10360103
                                           'mtime'  1620351057
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00newwave postpunk Duran.Duran. .Essentials.2018.mp3 15_ _Notorious electronic we new wave post punk;set pl zomg80s
                                      'tag_artist'  Duran Duran
                                     'tag_release'  Essentials
                                       'tag_title'  Notorious
                                             'bpm'  106.5
                                    'search_title'  'notorious':1
                                   'search_artist'  'duran':1
                                  'search_release'  'essentials':1
                                     'search_rest'  '00newwave':4 '00poprockelectronic':1 '15':13 '2018':10 'disco':3 'duran':6,7 'duranduran':8 'electronic':15 'essentials':9 'essentials2018mp3':12 'mp3':11 'new':17 'notorious':14 'pl':24 'post':19 'postpunk':5 'punk':20,22 'set':21,23 'wave':18 'waves':2 'we':16 'zomg80s':25
                                    'search_combo'  '00newwave':7 '00poprockelectronic':4 '15':16 '2018':13 'disco':6 'duran':2B,9,10 'duranduran':11 'electronic':18 'essentials':3C,12 'essentials2018mp3':15 'mp3':14 'new':20 'notorious':1A,17 'pl':27 'post':22 'postpunk':8 'punk':23,25 'set':24,26 'wave':21 'waves':5 'we':19 'zomg80s':28
                                    '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-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'new wave', 'synth pop', 'pop', 'rock']
                                        'tag_date'  2018
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620351056.832249  (2021-05-07 03:30:56)
                             'size'  10360103