======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '136'
                                          'artist'  'Prefuse 73'
                                     'text_people'  ''
                                         'release'  'Extinguished: Outtakes         '
                                           'title'  "Dubs That Don't Match         "
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-3', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electronica', 'trip hop', 'idm', 'electronic', 'hip hop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '90.9'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Extinguished: Outtakes         '
'TBPM' (BPM (beats per minute))                     '90.9'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         "Dubs That Don't Match         "
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Prefuse 73'
'TRCK' (Track number/Position in set)               '5'
'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'
'TXXX:lastfmtags'                                   ['electronica', 'trip hop', 'idm', 'electronic', 'hip hop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.37 dB'
'TXXX:replaygain_track_peak'                        '0.476170'

========================== row from database ==========================
                                              'id'  1505230
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Prefuse 73/Extinguished Outtakes/Prefuse 73 - Extinguished Outtakes - 05 - Dubs That Don_t Match.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  136
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  3301974
                                           'mtime'  1620592383
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism 05 Don_t hip hop or rnb or rap or turntablism
                                      'tag_artist'  Prefuse 73
                                     'tag_release'  Extinguished: Outtakes         
                                       'tag_title'  Dubs That Don't Match         
                                             'bpm'  90.9
                                    'search_title'  'don':3 'dont':5 'dubs':1 'match':6 't':4 'that':2
                                   'search_artist'  '73':2 'prefuse':1
                                  'search_release'  'extinguished':1,2 'outtakes':3
                                     'search_rest'  'don':5 'hip':7 'hiphop':1 'hop':8 'or':9 'rap':2 'rnb':3 't':6 'turntablism':4
                                    'search_combo'  '73':8B 'don':3A,16 'dont':5A 'dubs':1A 'extinguished':9C,10C 'hip':18 'hiphop':12 'hop':19 'match':6A 'or':20 'outtakes':11C 'prefuse':7B 'rap':13 'rnb':14 't':4A,17 'that':2A 'turntablism':15
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-2', '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-4', 'q-syn-3', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'trip hop', 'idm', 'electronic', 'hip hop']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620592383.3685002  (2021-05-09 22:33:03)
                             'size'  3301974