======================== unified (from filesystem) ========================
                                         'bitrate'  '203.054'
                                        'duration'  '464'
                                          'artist'  'Laurent Garnier'
                                     'text_people'  ''
                                         'release'  'Retrospective'
                                           'title'  'Demented (Laurent Garnier Remix)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'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-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['rave', 'trance', 'techno', 'trap', 'drum and bass']"
                                     'discogstags'  "['electronic', 'house', 'techno', 'downtempo', 'ambient', 'dub']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-we-electro'
                                             'bpm'  '128.008'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'Lb FCOMC F255DCD'
'COMM:ID3v1 Comment:XXX'                            'Lb FCOMC F255DCD'
'TALB' (Album/Movie/Show title)                     'Retrospective'
'TBPM' (BPM (beats per minute))                     '128.008'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electro'
'TDRC' (Recording time)                             '2006'
'TENC' (Encoded by)                                 'Lame 3.90.3'
'TIT2' (Title/songname/content description)         'Demented (Laurent Garnier Remix)'
'TKEY' (Initial key)                                '2A'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Laurent Garnier'
'TRCK' (Track number/Position in set)               '9'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'house', 'techno', 'downtempo', 'ambient', 'dub']
'TXXX:lastfmtags'                                   ['rave', 'trance', 'techno', 'trap', 'drum and bass']
'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'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.78 dB'
'TXXX:replaygain_track_peak'                        '0.562982'

========================== row from database ==========================
                                              'id'  1298254
                                            'path'  /data/Music/Bulk/00poprockelectronic/00electro-electropop-synthpop/Laurent Garnier - Retrospective/09 - Demented (Laurent Garnier Remix).mp3
                                         'working'  None
                                         'bitrate'  203
                                    'duration_sec'  464
                                           'genre'  electronic-we-electro
                                        'filesize'  11786250
                                           'mtime'  1621697693
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00electro electropop synthpop 09 electronic we electro
                                      'tag_artist'  Laurent Garnier
                                     'tag_release'  Retrospective
                                       'tag_title'  Demented (Laurent Garnier Remix)
                                             'bpm'  128.008
                                    'search_title'  'demented':1 'garnier':4 'laurent':2,3 'remix':5,6
                                   'search_artist'  'garnier':2 'laurent':1
                                  'search_release'  'retrospective':1
                                     'search_rest'  '00electro':2 '00poprockelectronic':1 'electro':7 'electronic':5 'electropop':3 'synthpop':4 'we':6
                                    'search_combo'  '00electro':11 '00poprockelectronic':10 'demented':1A 'electro':16 'electronic':14 'electropop':12 'garnier':4A,8B 'laurent':2A,3A,7B 'remix':5A,6A 'retrospective':9C 'synthpop':13 'we':15
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', '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-4', 'q-syn-3', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['rave', 'trance', 'techno', 'trap', 'drum and bass']
                                        'tag_date'  2006
                                     'discogstags'  ['electronic', 'house', 'techno', 'downtempo', 'ambient', 'dub']

============================== file details ==============================
                                           'mtime'  1621697692.7961607  (2021-05-22 17:34:52)
                             'size'  11786250