======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '336'
                                          'artist'  'Qaballah Steppers'
                                     'text_people'  ''
                                         'release'  'Dub In Fusion'
                                           'title'  'To The Last Gate'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-LOCALNESS-3', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'illbient', 'dub', 'asian underground', 'dnb']"
                                     'discogstags'  "['electronic', 'reggae', 'dub', 'illbient', 'trip hop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  ('loc-style-reggae or dub or ska or dancehall-unsorted;electronic-th-breakbeat '
 'or dnb or jungle')
                                             'bpm'  '140.433'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Dub In Fusion'
'TBPM' (BPM (beats per minute))                     '140.433'
'TCON' (Content type, a.k.a. Genre)                 ['loc-style-reggae or dub or ska or dancehall-unsorted',
 'electronic-th-breakbeat or dnb or jungle']
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         'To The Last Gate'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Qaballah Steppers'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['electronic', 'reggae', 'dub', 'illbient', 'trip hop']
'TXXX:lastfmtags'                                   ['electronica', 'illbient', 'dub', 'asian underground', 'dnb']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'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'                        '-0.63 dB'
'TXXX:replaygain_track_peak'                        '0.990790'

========================== row from database ==========================
                                              'id'  1377912
                                            'path'  /data/Music/Bulk/00localcharacter/00reggae-dub/qaballah steppers - dub in fusion/02 - qaballah steppers - to the last gate.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  336
                                           'genre'  loc-style-reggae or dub or ska or dancehall-unsorted;electronic-th-breakbeat or dnb or jungle
                                        'filesize'  8087552
                                           'mtime'  1620522657
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00reggae dub qaballah steppers dub in fusion 02 qaballah steppers to the last gate loc style reggae or dub or ska or dancehall unsorted;electronic th breakbeat or dnb or jungle
                                      'tag_artist'  Qaballah Steppers
                                     'tag_release'  Dub In Fusion
                                       'tag_title'  To The Last Gate
                                             'bpm'  140.433
                                    'search_title'  'gate':4 'last':3 'the':2 'to':1
                                   'search_artist'  'qaballah':1 'steppers':2
                                  'search_release'  'dub':1 'fusion':3 'in':2
                                     'search_rest'  '00reggae':1 'breakbeat':22 'dancehall':16 'dnb':23 'dub':2 'electronic':18,20 'fusion':6 'gate':10 'in':5 'jungle':24 'last':9 'loc':11 'or':14 'qaballah':3 'reggae':13 'ska':15 'steppers':4 'style':12 'th':21 'the':8 'to':7 'unsorted':17,19
                                    'search_combo'  '00reggae':10 'breakbeat':31 'dancehall':25 'dnb':32 'dub':7C,11 'electronic':27,29 'fusion':9C,15 'gate':4A,19 'in':8C,14 'jungle':33 'last':3A,18 'loc':20 'or':23 'qaballah':5B,12 'reggae':22 'ska':24 'steppers':6B,13 'style':21 'th':30 'the':2A,17 'to':1A,16 'unsorted':26,28
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'illbient', 'dub', 'asian underground', 'dnb']
                                        'tag_date'  1997
                                     'discogstags'  ['electronic', 'reggae', 'dub', 'illbient', 'trip hop']

============================== file details ==============================
                                           'mtime'  1620522657.2156265  (2021-05-09 03:10:57)
                             'size'  8087552