======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '281'
                                          'artist'  'John Legend'
                                     'text_people'  ''
                                         'release'  'Get Lifted'
                                           'title'  'Ordinary People'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-3', 'Q-UNU-1', "
 "'Q-OLDST-3', 'Q-PLAY-2', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-4', 'q-chart-2', 'q-drums-1', 'q-other-1', 'q-vocals-4', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['rnb', 'singer songwriter', 'hip hop', 'soul', 'neo soul']"
                                     'discogstags'  "['hip hop', 'funk / soul', 'rnb/swing', 'neo soul', 'contemporary r&b']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism;set-pl-billboard'
                                             'bpm'  '100.555'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00000443 000003E8 00003E2F'
'COMM:iTunNORM:eng'                                 (' 00000443 000003E8 00003E2F 00003A65 0002EE79 0002EE79 00006FCF 000070AB '
 '0002F377 000260FA')
'PRIV:AverageLevel:\x9c\x0c\x00\x00'                PRIV(owner='AverageLevel', data=b'\x9c\x0c\x00\x00')
'PRIV:PeakValue:ªp\x00\x00'                         PRIV(owner='PeakValue', data=b'\xaap\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Get Lifted'
'TBPM' (BPM (beats per minute))                     '100.555'
'TCON' (Content type, a.k.a. Genre)                 ['hip hop or rnb or rap or turntablism', 'set-pl-billboard']
'TDRC' (Recording time)                             '2004'
'TENC' (Encoded by)                                 'Lame 3.93'
'TIT2' (Title/songname/content description)         'Ordinary People'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'John Legend'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '4'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['hip hop', 'funk / soul', 'rnb/swing', 'neo soul', 'contemporary r&b']
'TXXX:lastfmtags'                                   ['rnb', 'singer songwriter', 'hip hop', 'soul', 'neo soul']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.94 dB'
'TXXX:replaygain_track_peak'                        '0.622409'

========================== row from database ==========================
                                              'id'  1297400
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/john legend - ordinary people.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  281
                                           'genre'  hip hop or rnb or rap or turntablism;set-pl-billboard
                                        'filesize'  6766256
                                           'mtime'  1620535958
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] john legend ordinary people hip hop or rnb or rap or turntablism;set billboard
                                      'tag_artist'  John Legend
                                     'tag_release'  Get Lifted
                                       'tag_title'  Ordinary People
                                             'bpm'  100.555
                                    'search_title'  'ordinary':1 'people':2
                                   'search_artist'  'john':1 'legend':2
                                  'search_release'  'get':1 'lifted':2
                                     'search_rest'  '00poprockelectronic':1 'billboard':20 'files':5,6 'hip':11 'hop':12 'john':7 'legend':8 'loose':3,4 'or':13 'ordinary':9 'people':10 'rap':15 'rnb':14 'set':17,19 'turntablism':16,18 'unsorted':2
                                    'search_combo'  '00poprockelectronic':7 'billboard':26 'files':11,12 'get':5C 'hip':17 'hop':18 'john':3B,13 'legend':4B,14 'lifted':6C 'loose':9,10 'or':19 'ordinary':1A,15 'people':2A,16 'rap':21 'rnb':20 'set':23,25 'turntablism':22,24 'unsorted':8
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-mixbeat-3', 'Q-PIANO-4', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['rnb', 'singer songwriter', 'hip hop', 'soul', 'neo soul']
                                        'tag_date'  2004
                                     'discogstags'  ['hip hop', 'funk / soul', 'rnb/swing', 'neo soul', 'contemporary r&b']

============================== file details ==============================
                                           'mtime'  1620535958.2782247  (2021-05-09 06:52:38)
                             'size'  6766256