======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '380'
                                          'artist'  'Akido'
                                     'text_people'  ''
                                         'release'  'Akido'
                                           'title'  "Awade (pz.v. '72)"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['dubstep', 'idm', 'electronic', 'canadian']"
                                     'discogstags'  "['house', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  'A1'
                                      'tracktotal'  ''
                                            'date'  '1972'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '145.9'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::\x00\x00\x00'                                'nAhavanda'
'COMM:iTunNORM:eng'                                 (' 00000349 0000025D 00001C1A 000019EA 00029855 0003A9C5 00007D7A 0000680B '
 '0001D4D7 0003347E')
'TALB' (Album/Movie/Show title)                     'Akido'
'TBPM' (BPM (beats per minute))                     '145.9'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '1972'
'TENC' (Encoded by)                                 'iTunes v1.1'
'TIT2' (Title/songname/content description)         "Awade (pz.v. '72)"
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Akido'
'TRCK' (Track number/Position in set)               'A1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['house', 'electronic']
'TXXX:lastfmtags'                                   ['dubstep', 'idm', 'electronic', 'canadian']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-4.44 dB'
'TXXX:replaygain_track_peak'                        '1.175736'

========================== row from database ==========================
                                              'id'  1534013
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/EASY Instr 70_s/Akido - Awade (pz.v. _72).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  380
                                           'genre'  funk or soul
                                        'filesize'  9154566
                                           'mtime'  1628357787
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul EASY Instr 70_s _72) funk or soul
                                      'tag_artist'  Akido
                                     'tag_release'  Akido
                                       'tag_title'  Awade (pz.v. '72)
                                             'bpm'  145.9
                                    'search_title'  '72':5,6 'awade':1 'pz':2 'pzv':4 'v':3
                                   'search_artist'  'akido':1
                                  'search_release'  'akido':1
                                     'search_rest'  '70':6 '72':8,9 'easy':4 'funk':2 'instr':5 'or':10 's':7 'soul':3 'swing':1
                                    'search_combo'  '70':14 '72':5A,6A,16,17 'akido':7B,8C 'awade':1A 'easy':12 'funk':10 'instr':13 'or':18 'pz':2A 'pzv':4A 's':15 'soul':11 'swing':9 'v':3A
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['dubstep', 'idm', 'electronic', 'canadian']
                                        'tag_date'  1972
                                     'discogstags'  ['house', 'electronic']

============================== file details ==============================
                                           'mtime'  1628357786.9373922  (2021-08-07 19:36:26)
                             'size'  9154566