======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '259'
                                          'artist'  'Hermeto Pascoal'
                                     'text_people'  ''
                                         'release'  "dimitri's dungeon mixtape iii"
                                           'title'  'Slaves mass'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['fusion', 'jazz', 'brasil', 'experimental', 'brazilian']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-experimental;set-pl-dimitridm'
                                             'bpm'  '142.2'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'COMM:CDDB Disc ID:XXX'                             '690A0407'
'COMM:iTunNORM:eng'                                 (' 00000B69 00000E7B 00005568 000047F6 0001D4D7 0001D4D7 00008000 00008000 '
 '00038270 0002BF4E')
'TALB' (Album/Movie/Show title)                     "dimitri's dungeon mixtape iii"
'TBPM' (BPM (beats per minute))                     '142.2'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-experimental', 'set-pl-dimitridm']
'TIT2' (Title/songname/content description)         'Slaves mass'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Hermeto Pascoal'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.81.01, Fraunhofer acm, 256 kBit/s, 44,100 Hz, Stereo, HQ = on'
'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:lastfmtags'                                   ['fusion', 'jazz', 'brasil', 'experimental', 'brazilian']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.44 dB'
'TXXX:replaygain_track_peak'                        '0.384809'

========================== row from database ==========================
                                              'id'  1522446
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Freeform - dimitri_s dungeon mixtape iii - electrician returns/07 Hermeto Pascoal - Slaves Mass (Missa Dos Escravos).mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  259
                                           'genre'  electronic-experimental;set-pl-dimitridm
                                        'filesize'  8293088
                                           'mtime'  1636920546
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Freeform dimitri_s electrician returns 07 Mass (Missa Dos Escravos) electronic experimental;set pl dimitridm
                                      'tag_artist'  Hermeto Pascoal
                                     'tag_release'  dimitri's dungeon mixtape iii
                                       'tag_title'  Slaves mass
                                             'bpm'  142.2
                                    'search_title'  'mass':2 'slaves':1
                                   'search_artist'  'hermeto':1 'pascoal':2
                                  'search_release'  'dimitri':1 'dimitris':3 'dungeon':4 'iii':6 'mixtape':5 's':2
                                     'search_rest'  'dimitri':2 'dimitridm':18 'dos':9 'electrician':4 'electronic':12 'escravos':10,11 'experimental':13,15 'freeform':1 'mass':6 'missa':7,8 'pl':17 'returns':5 's':3 'set':14,16
                                    'search_combo'  'dimitri':5C,12 'dimitridm':28 'dimitris':7C 'dos':19 'dungeon':8C 'electrician':14 'electronic':22 'escravos':20,21 'experimental':23,25 'freeform':11 'hermeto':3B 'iii':10C 'mass':2A,16 'missa':17,18 'mixtape':9C 'pascoal':4B 'pl':27 'returns':15 's':6C,13 'set':24,26 'slaves':1A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['fusion', 'jazz', 'brasil', 'experimental', 'brazilian']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636920545.6668334  (2021-11-14 21:09:05)
                             'size'  8293088