======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '407'
                                          'artist'  'Guy LeBlanc'
                                     'text_people'  ''
                                         'release'  'progsoup 19'
                                           'title'  'Ailleurs'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'piano', 'progressive', 'progressive rock', 'canada']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '55'
                                      'tracktotal'  ''
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '103.483'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00000750 0000097A 00002462'
'COMM:iTunNORM:eng'                                 (' 00000750 0000097A 00002462 000087F4 0001FBFE 0005CC77 00006978 00008000 '
 '00029855 0005CC77')
'MCDI' (Music CD identifier)                        MCDI(data=b'8\x00+\x009\x006\x00+\x00D\x008\x003\x007\x00+\x001\x006\x00A\x00B\x003\x00+\x001\x00E\x002\x003\x00B\x00+\x002\x006\x006\x00A\x008\x00+\x002\x00C\x000\x00E\x004\x00+\x003\x006\x008\x007\x009\x00+\x004\x007\x006\x000\x001\x00+\x004\x00E\x007\x00A\x00D\x00\x00\x00')
'PRIV:AverageLevel:\x9c\x10\x00\x00'                PRIV(owner='AverageLevel', data=b'\x9c\x10\x00\x00')
'PRIV:PeakValue:Æ\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xc6\x7f\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:;\x00\x00\x00'        PRIV(owner='WM/UniqueFileIdentifier', data=b';\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'progsoup 19'
'TBPM' (BPM (beats per minute))                     '103.483'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         'Ailleurs'
'TKEY' (Initial key)                                '9B'
'TLEN' (Length)                                     '408000'
'TPE1' (Lead performer(s)/Soloist(s))               'Guy LeBlanc'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '55'
'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:lastfmtags'                                   ['instrumental', 'piano', 'progressive', 'progressive rock', 'canada']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.23 dB'
'TXXX:replaygain_track_peak'                        '0.594570'

========================== row from database ==========================
                                              'id'  1416605
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 19/1112 guy le blanc -  ailleurs.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  407
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  9793362
                                           'mtime'  1620736749
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP 1112 guy blanc ailleurs rock cppex progressive;set pl progspace
                                      'tag_artist'  Guy LeBlanc
                                     'tag_release'  progsoup 19
                                       'tag_title'  Ailleurs
                                             'bpm'  103.483
                                    'search_title'  'ailleurs':1
                                   'search_artist'  'blanc':4 'guy':1 'le':3 'leblanc':2
                                  'search_release'  '19':2 'progsoup':1
                                     'search_rest'  '1112':3 'ailleurs':6 'blanc':5 'classicprogpsy':1 'cppex':8 'guy':4 'pl':13 'progressive':9,11 'progsoup':2 'progspace':14 'rock':7 'set':10,12
                                    'search_combo'  '1112':10 '19':7C 'ailleurs':1A,13 'blanc':5B,12 'classicprogpsy':8 'cppex':15 'guy':2B,11 'le':4B 'leblanc':3B 'pl':20 'progressive':16,18 'progsoup':6C,9 'progspace':21 'rock':14 'set':17,19
                                    'tag_tracknum'  55
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['instrumental', 'piano', 'progressive', 'progressive rock', 'canada']
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736748.651682  (2021-05-11 14:39:08)
                             'size'  9793362