======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '265'
                                          'artist'  'Arling & Cameron'
                                     'text_people'  ''
                                         'release'  'Music for Imaginary Films'
                                           'title'  'Le Flic et la fille'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['lounge', 'downtempo', 'electronica', 'electronic', 'dutch']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '113.263'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=128, count=0)
'TALB' (Album/Movie/Show title)                     'Music for Imaginary Films'
'TBPM' (BPM (beats per minute))                     '113.263'
'TCMP'                                              '0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TDRL' (Release time)                               '2000'
'TIT2' (Title/songname/content description)         'Le Flic et la fille'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Arling & Cameron'
'TPE2' (Band/orchestra/accompaniment)               'Arling & Cameron'
'TRCK' (Track number/Position in set)               '1'
'TSOP' (Performer sort order)                       'Arling & Cameron'
'TXXX:DATE'                                         '2000'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:MP3GAIN_MINMAX'                               '000,191'
'TXXX:MP3GAIN_UNDO'                                 '+003,+003,N'
'TXXX:MusicBrainz Album Artist'                     'Arling & Cameron'
'TXXX:MusicBrainz Album Artist Id'                  '86ecb3d5-2585-4ac6-b353-5c8342ea0852'
'TXXX:MusicBrainz Album Artist Sortname'            'Arling & Cameron'
'TXXX:MusicBrainz Album Id'                         '96711d82-b0ac-4861-b32b-f4da15e246f6'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '86ecb3d5-2585-4ac6-b353-5c8342ea0852'
'TXXX:MusicBrainz Non-Album'                        '0'
'TXXX:MusicIP PUID'                                 'cb593f53-6445-d134-4c1c-2bc4092e3162'
'TXXX:MusicMagic Data'                              'AgEAEbxSmvyWFNlEhAhY0kadhYaDt4MrzEaS81js2un1e7qFgAHQfbCotwvnVt7giW2AAQHynTQEzchpgAHq8+iK+tiz9ukxgWuAAZIhoIXG24QiCe9C0dRlgryBK+rZl/U8fJds4w+jAobx8DCxyLb95YegdoUYgAHN9rdA7MLQxYBLwf3/+/kbmYC3a6Acgco='
'TXXX:MusicMagic Fingerprint'                       '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'
'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'
'TXXX:lastfmtags'                                   ['lounge', 'downtempo', 'electronica', 'electronic', 'dutch']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.76 dB'
'TXXX:replaygain_track_peak'                        '0.630509'

========================== row from database ==========================
                                              'id'  1302270
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Arling & Cameron__[2000] Music For Imaginary Films__cifs8b01.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  265
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  4272128
                                           'mtime'  1636911448
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] Cameron__[2000] For Films__cifs8b01 electronic trip hop downtempo acid jazz
                                      'tag_artist'  Arling & Cameron
                                     'tag_release'  Music for Imaginary Films
                                       'tag_title'  Le Flic et la fille
                                             'bpm'  113.263
                                    'search_title'  'et':3 'fille':5 'flic':2 'la':4 'le':1
                                   'search_artist'  'arling':1 'cameron':2
                                  'search_release'  'films':4 'for':2 'imaginary':3 'music':1
                                     'search_rest'  '00poprockelectronic':1 '2000':8,10 'acid':18 'cameron':7,9 'cifs8b01':13 'downtempo':17 'electronic':14 'files':5,6 'films':12 'for':11 'hop':16 'jazz':19 'loose':3,4 'trip':15 'unsorted':2
                                    'search_combo'  '00poprockelectronic':12 '2000':19,21 'acid':29 'arling':6B 'cameron':7B,18,20 'cifs8b01':24 'downtempo':28 'electronic':25 'et':3A 'files':16,17 'fille':5A 'films':11C,23 'flic':2A 'for':9C,22 'hop':27 'imaginary':10C 'jazz':30 'la':4A 'le':1A 'loose':14,15 'music':8C 'trip':26 'unsorted':13
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  9A
                                           '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-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['lounge', 'downtempo', 'electronica', 'electronic', 'dutch']
                                        'tag_date'  2000
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636911448.432472  (2021-11-14 18:37:28)
                             'size'  4272128