======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '337'
                                          'artist'  'Amon Tobin'
                                     'text_people'  ''
                                         'release'  'Supermodified'
                                           'title'  'Slowly'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electronica', 'trip hop', 'idm', 'electronic', 'ninja tune']"
                                     'discogstags'  "['electronic', 'leftfield', 'breaks', 'future jazz', 'downtempo']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '12'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '136.643'
                                             'key'  '1B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00000681 00000686 000015D3'
'COMM:iTunNORM:eng'                                 (' 00000681 00000686 000015D3 000017E6 0000EA77 0003347E 00008000 00008000 '
 '0003A9AE 0001D4D7')
'TALB' (Album/Movie/Show title)                     'Supermodified'
'TBPM' (BPM (beats per minute))                     '136.643'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Slowly'
'TKEY' (Initial key)                                '1B'
'TPE1' (Lead performer(s)/Soloist(s))               'Amon Tobin'
'TRCK' (Track number/Position in set)               '3/12'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'leftfield', 'breaks', 'future jazz', 'downtempo']
'TXXX:lastfmtags'                                   ['electronica', 'trip hop', 'idm', 'electronic', 'ninja tune']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.60 dB'
'TXXX:replaygain_track_peak'                        '0.547273'

========================== row from database ==========================
                                              'id'  759834
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Amon Tobin - SLOWLY.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  337
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  8107858
                                           'mtime'  1620586811
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism SLOWLY hip hop or rnb or rap or turntablism
                                      'tag_artist'  Amon Tobin
                                     'tag_release'  Supermodified
                                       'tag_title'  Slowly
                                             'bpm'  136.643
                                    'search_title'  'slowly':1
                                   'search_artist'  'amon':1 'tobin':2
                                  'search_release'  'supermodified':1
                                     'search_rest'  'hip':6 'hiphop':1 'hop':7 'or':8 'rap':2 'rnb':3 'slowly':5 'turntablism':4
                                    'search_combo'  'amon':2B 'hip':10 'hiphop':5 'hop':11 'or':12 'rap':6 'rnb':7 'slowly':1A,9 'supermodified':4C 'tobin':3B 'turntablism':8
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  1B
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'trip hop', 'idm', 'electronic', 'ninja tune']
                                        'tag_date'  2000
                                     'discogstags'  ['electronic', 'leftfield', 'breaks', 'future jazz', 'downtempo']

============================== file details ==============================
                                           'mtime'  1620586811.4908566  (2021-05-09 21:00:11)
                             'size'  8107858