======================== unified (from filesystem) ========================
                                         'bitrate'  '183.11'
                                        'duration'  '113'
                                          'artist'  'Sir Richard Bishop'
                                     'text_people'  ''
                                         'release'  'Polytheistic Fragments'
                                           'title'  'Cemetery Games'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'Q-PLAY-3', 'q-syn-3', 'q-bass-3', 'q-busy-2', 'q-grit-3', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-4', 'q-other-3', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'guitar', 'experimental', 'folk', 'acoustic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '06'
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'electronic;mi-guitar'
                                             'bpm'  '98.072'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Polytheistic Fragments'
'TBPM' (BPM (beats per minute))                     '98.072'
'TCON' (Content type, a.k.a. Genre)                 ['electronic', 'mi-guitar']
'TDRC' (Recording time)                             '2007'
'TENC' (Encoded by)                                 'doru649'
'TIT2' (Title/songname/content description)         'Cemetery Games'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Sir Richard Bishop'
'TRCK' (Track number/Position in set)               '06'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['instrumental', 'guitar', 'experimental', 'folk', 'acoustic']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.99 dB'
'TXXX:replaygain_track_peak'                        '0.683049'

========================== row from database ==========================
                                              'id'  1390488
                                            'path'  /data/Music/Bulk/00poprockelectronic/00calmer/Sir Richard Bishop - 2007 - Polytheistic_Fragments/06. Cemetery Games.mp3
                                         'working'  None
                                         'bitrate'  183
                                    'duration_sec'  113
                                           'genre'  electronic;mi-guitar
                                        'filesize'  2594657
                                           'mtime'  1636913387
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00calmer 2007 Polytheistic_Fragments 06. electronic;mi guitar
                                      'tag_artist'  Sir Richard Bishop
                                     'tag_release'  Polytheistic Fragments
                                       'tag_title'  Cemetery Games
                                             'bpm'  98.072
                                    'search_title'  'cemetery':1 'games':2
                                   'search_artist'  'bishop':3 'richard':2 'sir':1
                                  'search_release'  'fragments':2 'polytheistic':1
                                     'search_rest'  '00calmer':2 '00poprockelectronic':1 '06':6,7 '2007':3 'electronic':8,10 'fragments':5 'guitar':12 'mi':9,11 'polytheistic':4
                                    'search_combo'  '00calmer':9 '00poprockelectronic':8 '06':13,14 '2007':10 'bishop':5B 'cemetery':1A 'electronic':15,17 'fragments':7C,12 'games':2A 'guitar':19 'mi':16,18 'polytheistic':6C,11 'richard':4B 'sir':3B
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['instrumental', 'guitar', 'experimental', 'folk', 'acoustic']
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636913386.6769679  (2021-11-14 19:09:46)
                             'size'  2594657