======================== unified (from filesystem) ========================
                                         'bitrate'  '260.835'
                                        'duration'  '399'
                                          'artist'  'Mesh'
                                     'text_people'  ''
                                         'release'  'Trial and Error'
                                           'title'  'Adjust your set (Club mix)'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['industrial', 'ebm', 'futurepop', 'electronic', 'synthpop']"
                                     'discogstags'  "['trance', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave-futurepop'
                                             'bpm'  '122.957'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Trial and Error'
'TBPM' (BPM (beats per minute))                     '122.957'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave-futurepop'
'TDRC' (Recording time)                             '2013'
'TENC' (Encoded by)                                 'LAME 3.98'
'TIT2' (Title/songname/content description)         'Adjust your set (Club mix)'
'TKEY' (Initial key)                                '10A'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Mesh'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '01'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['trance', 'electronic']
'TXXX:lastfmtags'                                   ['industrial', 'ebm', 'futurepop', 'electronic', 'synthpop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.47 dB'
'TXXX:replaygain_track_peak'                        '0.378873'

========================== row from database ==========================
                                              'id'  1397743
                                            'path'  /data/Music/Bulk/00dwimp/00ebm-industrial-darkwave-goth/And One - 038 Trial and error/01. Mesh - Adjust your set (Club mix).mp3
                                         'working'  None
                                         'bitrate'  260
                                    'duration_sec'  399
                                           'genre'  eid-ebm or industrial or darkwave-futurepop
                                        'filesize'  13105264
                                           'mtime'  1620296543
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00ebm industrial darkwave goth And One 038 error 01. eid ebm industrial darkwave futurepop
                                      'tag_artist'  Mesh
                                     'tag_release'  Trial and Error
                                       'tag_title'  Adjust your set (Club mix)
                                             'bpm'  122.957
                                    'search_title'  'adjust':1 'club':4,5 'mix':6,7 'set':3 'your':2
                                   'search_artist'  'mesh':1
                                  'search_release'  'and':2 'error':3 'trial':1
                                     'search_rest'  '00dwimp':1 '00ebm':2 '01':9,10 'and':6 'darkwave':4 'ebm':12 'eid':11 'error':8 'futurepop':13 'goth':5 'industrial':3 'one':7
                                    'search_combo'  '00dwimp':12 '00ebm':13 '01':20,21 'adjust':1A 'and':10C,17 'club':4A,5A 'darkwave':15 'ebm':23 'eid':22 'error':11C,19 'futurepop':24 'goth':16 'industrial':14 'mesh':8B 'mix':6A,7A 'one':18 'set':3A 'trial':9C 'your':2A
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-1', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['industrial', 'ebm', 'futurepop', 'electronic', 'synthpop']
                                        'tag_date'  2013
                                     'discogstags'  ['trance', 'electronic']

============================== file details ==============================
                                           'mtime'  1620296543.1109774  (2021-05-06 12:22:23)
                             'size'  13105264