======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '281'
                                          'artist'  'Horslips'
                                     'text_people'  ''
                                         'release'  'Happy to Meet Sorry to Part'
                                           'title'  "The Clergy's Lamentation"
                                           'quals'  ("['Q-HAP-2', 'Q-OLDST-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'Q-HHRNBTT-1', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-4', "
 "'Q-CHART-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['folk rock', 'celtic', 'progressive rock', 'irish', 'folk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '1972'
                                        'comments'  ''
                                           'genre'  'rock-cppex'
                                             'bpm'  '132.5'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'Vinyl Rip'
'TALB' (Album/Movie/Show title)                     'Happy to Meet Sorry to Part'
'TBPM' (BPM (beats per minute))                     '132.5'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex'
'TDRC' (Recording time)                             '1972'
'TIT2' (Title/songname/content description)         "The Clergy's Lamentation"
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Horslips'
'TRCK' (Track number/Position in set)               '3'
'TSSE' (Software/Hardware and settings used for encoding)  'Lame3.96'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['folk rock', 'celtic', 'progressive rock', 'irish', 'folk']
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.81 dB'
'TXXX:replaygain_track_peak'                        '0.822138'

========================== row from database ==========================
                                              'id'  1497948
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/1973 Happy to Meet Sorry to Part/Horslips - Happy to Meet Sorry to Part - 03 - The Clergy_s Lamentation.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  281
                                           'genre'  rock-cppex
                                        'filesize'  11508013
                                           'mtime'  1636921639
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy 1973 03 Clergy_s rock cppex
                                      'tag_artist'  Horslips
                                     'tag_release'  Happy to Meet Sorry to Part
                                       'tag_title'  The Clergy's Lamentation
                                             'bpm'  132.5
                                    'search_title'  'clergy':2 'clergys':4 'lamentation':5 's':3 'the':1
                                   'search_artist'  'horslips':1
                                  'search_release'  'happy':1 'meet':3 'part':5 'sorry':4 'to':2
                                     'search_rest'  '1973':2 'classicprogpsy':1 'clergy':3 'cppex':6 'rock':5 's':4
                                    'search_combo'  '1973':13 'classicprogpsy':12 'clergy':2A,14 'clergys':4A 'cppex':17 'happy':7C 'horslips':6B 'lamentation':5A 'meet':9C 'part':11C 'rock':16 's':3A,15 'sorry':10C 'the':1A 'to':8C
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-2', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-2', 'Q-SYN-2', 'q-other-3', 'Q-BUSY-3', 'Q-HAP-2', 'Q-PLAY-3', 'q-bass-4']
                                      'lastfmtags'  ['folk rock', 'celtic', 'progressive rock', 'irish', 'folk']
                                        'tag_date'  1972
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636921639.4874341  (2021-11-14 21:27:19)
                             'size'  11508013