======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '678'
                                          'artist'  'Plackband'
                                     'text_people'  ''
                                         'release'  'Progsoup 28'
                                           'title'  'After The Battle'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-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-2', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['neo progressive', 'progressive rock', 'neo prog']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '47'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '119.900'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.OTHER (Other) b''
                                     
'TALB' (Album/Movie/Show title)                     'Progsoup 28'
'TBPM' (BPM (beats per minute))                     '119.900'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'After The Battle'
'TKEY' (Initial key)                                '10A'
'TLEN' (Length)                                     '678661'
'TPE1' (Lead performer(s)/Soloist(s))               'Plackband'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '47'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['neo progressive', 'progressive rock', 'neo prog']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.71 dB'
'TXXX:replaygain_track_peak'                        '0.536188'

========================== row from database ==========================
                                              'id'  1410347
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 28/1607 plackband  - after the battle.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  678
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  16289917
                                           'mtime'  1620737059
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 1607 plackband after the battle rock cppex progressive;set pl progspace
                                      'tag_artist'  Plackband
                                     'tag_release'  Progsoup 28
                                       'tag_title'  After The Battle
                                             'bpm'  119.9
                                    'search_title'  'after':1 'battle':3 'the':2
                                   'search_artist'  'plackband':1
                                  'search_release'  '28':2 'progsoup':1
                                     'search_rest'  '1607':3 'after':5 'battle':7 'classicprogpsy':1 'cppex':9 'pl':14 'plackband':4 'progressive':10,12 'progsoup':2 'progspace':15 'rock':8 'set':11,13 'the':6
                                    'search_combo'  '1607':9 '28':6C 'after':1A,11 'battle':3A,13 'classicprogpsy':7 'cppex':15 'pl':20 'plackband':4B,10 'progressive':16,18 'progsoup':5C,8 'progspace':21 'rock':14 'set':17,19 'the':2A,12
                                    'tag_tracknum'  47
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['neo progressive', 'progressive rock', 'neo prog']
                                        'tag_date'  2002
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620737058.7614632  (2021-05-11 14:44:18)
                             'size'  16289917