======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '269'
                                          'artist'  'Amon Tobin'
                                     'text_people'  ''
                                         'release'  'Supermodified'
                                           'title'  'keepinit steel (the anvil track)'
                                           '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'  '11'
                                      'tracktotal'  '12'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '142.508'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 0000053C 00000A6A 00001206'
'COMM:iTunNORM:eng'                                 (' 0000053C 00000A6A 00001206 00001F48 0000755E 00007575 00008000 00008000 '
 '0002BF20 0001FBD0')
'TALB' (Album/Movie/Show title)                     'Supermodified'
'TBPM' (BPM (beats per minute))                     '142.508'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'keepinit steel (the anvil track)'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Amon Tobin'
'TRCK' (Track number/Position in set)               '11/12'
'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'                        '-1.87 dB'
'TXXX:replaygain_track_peak'                        '0.442298'

========================== row from database ==========================
                                              'id'  771762
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Amon Tobin - KEEPINIT STEEL (Anvil track).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  269
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  6470193
                                           'mtime'  1620586806
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism KEEPINIT STEEL (Anvil hip hop or rnb or rap or turntablism
                                      'tag_artist'  Amon Tobin
                                     'tag_release'  Supermodified
                                       'tag_title'  keepinit steel (the anvil track)
                                             'bpm'  142.508
                                    'search_title'  'anvil':5 'keepinit':1 'steel':2 'the':3,4 'track':6,7
                                   'search_artist'  'amon':1 'tobin':2
                                  'search_release'  'supermodified':1
                                     'search_rest'  'anvil':7,8 'hip':9 'hiphop':1 'hop':10 'keepinit':5 'or':11 'rap':2 'rnb':3 'steel':6 'turntablism':4
                                    'search_combo'  'amon':8B 'anvil':5A,17,18 'hip':19 'hiphop':11 'hop':20 'keepinit':1A,15 'or':21 'rap':12 'rnb':13 'steel':2A,16 'supermodified':10C 'the':3A,4A 'tobin':9B 'track':6A,7A 'turntablism':14
                                    'tag_tracknum'  11
                                      'num_images'  1
                                             'key'  6A
                                           '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'  1620586805.5121872  (2021-05-09 21:00:05)
                             'size'  6470193