======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '361'
                                          'artist'  'Oi Va Voi'
                                     'text_people'  ''
                                         'release'  'Digital Folklore'
                                           'title'  '7 Brothers'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['jewish', 'world', 'trip hop', 'chillout', 'electronic']"
                                     'discogstags'  "['electronic', 'future jazz', 'downtempo']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  '08'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'loc-m'
                                             'bpm'  '91.391'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Digital Folklore'
'TBPM' (BPM (beats per minute))                     '91.391'
'TCON' (Content type, a.k.a. Genre)                 'loc-m'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         '7 Brothers'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Oi Va Voi'
'TRCK' (Track number/Position in set)               '01/08'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '3'
'TXXX:discogstags'                                  ['electronic', 'future jazz', 'downtempo']
'TXXX:lastfmtags'                                   ['jewish', 'world', 'trip hop', 'chillout', 'electronic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.21 dB'
'TXXX:replaygain_track_peak'                        '0.546159'

========================== row from database ==========================
                                              'id'  929159
                                            'path'  /data/Music/Bulk/00localcharacter/00south-europe-middle-east/oi va voi/Oi Va Voi - Digital Folklore/Oi Va Voi - Digital Folklore - 01 - 7 Brothers.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  361
                                           'genre'  loc-m
                                        'filesize'  8719883
                                           'mtime'  1620526606
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00south europe middle east va voi 01 loc m
                                      'tag_artist'  Oi Va Voi
                                     'tag_release'  Digital Folklore
                                       'tag_title'  7 Brothers
                                             'bpm'  91.391
                                    'search_title'  '7':1 'brothers':2
                                   'search_artist'  'oi':1 'va':2 'voi':3
                                  'search_release'  'digital':1 'folklore':2
                                     'search_rest'  '00south':1 'east':4 'europe':2 'loc':7 'm':8 'middle':3 'va':5 'voi':6
                                    'search_combo'  '00south':8 '7':1A 'brothers':2A 'digital':6C 'east':11 'europe':9 'folklore':7C 'loc':14 'm':15 'middle':10 'oi':3B 'va':4B,12 'voi':5B,13
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['jewish', 'world', 'trip hop', 'chillout', 'electronic']
                                        'tag_date'  2004
                                     'discogstags'  ['electronic', 'future jazz', 'downtempo']

============================== file details ==============================
                                           'mtime'  1620526605.937401  (2021-05-09 04:16:45)
                             'size'  8719883