======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '282'
                                          'artist'  'aisles'
                                     'text_people'  ''
                                         'release'  'Progsoup 25'
                                           'title'  'revolution of light'
                                           '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-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['chile', 'rock progressif', 'progressive rock', 'nuvelle', 'neo prog']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '29'
                                      'tracktotal'  ''
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '86.845'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:{\x1f\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x1f\x00\x00')
'PRIV:PeakValue:¡\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xa1\x7f\x00\x00')
'TALB' (Album/Movie/Show title)                     'Progsoup 25'
'TBPM' (BPM (beats per minute))                     '86.845'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         'revolution of light'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'aisles'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '29'
'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'                                   ['chile', 'rock progressif', 'progressive rock', 'nuvelle', 'neo prog']
'TXXX:q-bass'                                       '3'
'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'                        '-0.51 dB'
'TXXX:replaygain_track_peak'                        '0.431149'
'TXXX:tracknum'                                     '1416'

========================== row from database ==========================
                                              'id'  1411738
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 25/1416 aisles - revolution of light.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  282
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  11287948
                                           'mtime'  1620736969
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 1416 rock cppex progressive;set pl progspace
                                      'tag_artist'  aisles
                                     'tag_release'  Progsoup 25
                                       'tag_title'  revolution of light
                                             'bpm'  86.845
                                    'search_title'  'light':3 'of':2 'revolution':1
                                   'search_artist'  'aisles':1
                                  'search_release'  '25':2 'progsoup':1
                                     'search_rest'  '1416':3 'classicprogpsy':1 'cppex':5 'pl':10 'progressive':6,8 'progsoup':2 'progspace':11 'rock':4 'set':7,9
                                    'search_combo'  '1416':9 '25':6C 'aisles':4B 'classicprogpsy':7 'cppex':11 'light':3A 'of':2A 'pl':16 'progressive':12,14 'progsoup':5C,8 'progspace':17 'revolution':1A 'rock':10 'set':13,15
                                    'tag_tracknum'  29
                                      'num_images'  0
                                             'key'  11A
                                           '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-3', 'q-grit-2']
                                      'lastfmtags'  ['chile', 'rock progressif', 'progressive rock', 'nuvelle', 'neo prog']
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736969.3317115  (2021-05-11 14:42:49)
                             'size'  11287948