======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '624'
                                          'artist'  'Citizen Cain'
                                     'text_people'  ''
                                         'release'  'Progsoup 46'
                                           'title'  'Wandering In Darkness'
                                           '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-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['symphonic prog', 'art rock', 'progressive rock', 'progressive']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '25'
                                      'tracktotal'  '9'
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '126.017'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 00001087 00000F52 00006B80 00005E0F 000499B0 000499C8 00008194 00007E81 '
 '0001C9C8 0003F7B0')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000870 0000000001C95300 00000000 017D0540 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '9+0A2B142347AA48655239FD59FF51DE4A+2522221'
'TALB' (Album/Movie/Show title)                     'Progsoup 46'
'TBPM' (BPM (beats per minute))                     '126.017'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '2002'
'TENC' (Encoded by)                                 'iTunes v7.0.2.16'
'TIT2' (Title/songname/content description)         'Wandering In Darkness'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Citizen Cain'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '25/9'
'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'                                   ['symphonic prog', 'art rock', 'progressive rock', 'progressive']
'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'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.99 dB'
'TXXX:replaygain_track_peak'                        '0.502877'

========================== row from database ==========================
                                              'id'  1413549
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 46/2630 citizen cain  - wandering in darkness.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  624
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  24980459
                                           'mtime'  1620737462
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 2630 citizen cain wandering darkness rock cppex progressive;set pl progspace
                                      'tag_artist'  Citizen Cain
                                     'tag_release'  Progsoup 46
                                       'tag_title'  Wandering In Darkness
                                             'bpm'  126.017
                                    'search_title'  'darkness':3 'in':2 'wandering':1
                                   'search_artist'  'cain':2 'citizen':1
                                  'search_release'  '46':2 'progsoup':1
                                     'search_rest'  '2630':3 'cain':5 'citizen':4 'classicprogpsy':1 'cppex':9 'darkness':7 'pl':14 'progressive':10,12 'progsoup':2 'progspace':15 'rock':8 'set':11,13 'wandering':6
                                    'search_combo'  '2630':10 '46':7C 'cain':5B,12 'citizen':4B,11 'classicprogpsy':8 'cppex':16 'darkness':3A,14 'in':2A 'pl':21 'progressive':17,19 'progsoup':6C,9 'progspace':22 'rock':15 'set':18,20 'wandering':1A,13
                                    'tag_tracknum'  25
                                      'num_images'  0
                                             'key'  6A
                                           '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-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['symphonic prog', 'art rock', 'progressive rock', 'progressive']
                                        'tag_date'  2002
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620737461.741595  (2021-05-11 14:51:01)
                             'size'  24980459