======================== unified (from filesystem) ========================
                                         'bitrate'  '190.496'
                                        'duration'  '208'
                                          'artist'  'Adham Shaikh'
                                     'text_people'  ''
                                         'release'  'Universal Frequencies'
                                           'title'  'Crossroads Part 2'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['world', 'psychill', 'downtempo', 'chillout', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'electronic-psychill'
                                             'bpm'  '95.9'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'POPM:no@email'                                     POPM(email='no@email', rating=128, count=0)
'TALB' (Album/Movie/Show title)                     'Universal Frequencies'
'TBPM' (BPM (beats per minute))                     '95.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-psychill'
'TDRC' (Recording time)                             '2010'
'TIT1' (Content group description)                  '3'
'TIT2' (Title/songname/content description)         'Crossroads Part 2'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Adham Shaikh'
'TRCK' (Track number/Position in set)               '13'
'TXXX:DATE'                                         '2010'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['world', 'psychill', 'downtempo', 'chillout', 'ambient']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+14.77 dB'
'TXXX:replaygain_track_peak'                        '0.067442'

========================== row from database ==========================
                                              'id'  1303380
                                            'path'  /data/Music/Bulk/00poprockelectronic/Chronos - chillout-dub/Adham Shaikh - Crossroads Part 2.mp3
                                         'working'  None
                                         'bitrate'  190
                                    'duration_sec'  208
                                           'genre'  electronic-psychill
                                        'filesize'  5004020
                                           'mtime'  1636912402
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Chronos chillout dub electronic psychill
                                      'tag_artist'  Adham Shaikh
                                     'tag_release'  Universal Frequencies
                                       'tag_title'  Crossroads Part 2
                                             'bpm'  95.9
                                    'search_title'  '2':3 'crossroads':1 'part':2
                                   'search_artist'  'adham':1 'shaikh':2
                                  'search_release'  'frequencies':2 'universal':1
                                     'search_rest'  '00poprockelectronic':1 'chillout':3 'chronos':2 'dub':4 'electronic':5 'psychill':6
                                    'search_combo'  '00poprockelectronic':8 '2':3A 'adham':4B 'chillout':10 'chronos':9 'crossroads':1A 'dub':11 'electronic':12 'frequencies':7C 'part':2A 'psychill':13 'shaikh':5B 'universal':6C
                                    'tag_tracknum'  13
                                      'num_images'  1
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['world', 'psychill', 'downtempo', 'chillout', 'ambient']
                                        'tag_date'  2010
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636912402.247442  (2021-11-14 18:53:22)
                             'size'  5004020