======================== unified (from filesystem) ========================
                                         'bitrate'  '190.287'
                                        'duration'  '122'
                                          'artist'  'Sir Richard Bishop'
                                     'text_people'  ''
                                         'release'  'Polytheistic Fragments'
                                           'title'  'Elysium Number Five'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-1', 'q-busy-2', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'guitar', 'experimental', 'folk', 'acoustic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '03'
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'electronic;mi-guitar'
                                             'bpm'  '125.006'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Polytheistic Fragments'
'TBPM' (BPM (beats per minute))                     '125.006'
'TCON' (Content type, a.k.a. Genre)                 ['electronic', 'mi-guitar']
'TDRC' (Recording time)                             '2007'
'TENC' (Encoded by)                                 'doru649'
'TIT2' (Title/songname/content description)         'Elysium Number Five'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Sir Richard Bishop'
'TRCK' (Track number/Position in set)               '03'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['instrumental', 'guitar', 'experimental', 'folk', 'acoustic']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.80 dB'
'TXXX:replaygain_track_peak'                        '0.593196'

========================== row from database ==========================
                                              'id'  1388483
                                            'path'  /data/Music/Bulk/00poprockelectronic/00calmer/Sir Richard Bishop - 2007 - Polytheistic_Fragments/03. Elysium Number Five.mp3
                                         'working'  None
                                         'bitrate'  190
                                    'duration_sec'  122
                                           'genre'  electronic;mi-guitar
                                        'filesize'  2911166
                                           'mtime'  1636913382
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00calmer 2007 Polytheistic_Fragments 03. electronic;mi guitar
                                      'tag_artist'  Sir Richard Bishop
                                     'tag_release'  Polytheistic Fragments
                                       'tag_title'  Elysium Number Five
                                             'bpm'  125.006
                                    'search_title'  'elysium':1 'five':3 'number':2
                                   'search_artist'  'bishop':3 'richard':2 'sir':1
                                  'search_release'  'fragments':2 'polytheistic':1
                                     'search_rest'  '00calmer':2 '00poprockelectronic':1 '03':6,7 '2007':3 'electronic':8,10 'fragments':5 'guitar':12 'mi':9,11 'polytheistic':4
                                    'search_combo'  '00calmer':10 '00poprockelectronic':9 '03':14,15 '2007':11 'bishop':6B 'electronic':16,18 'elysium':1A 'five':3A 'fragments':8C,13 'guitar':20 'mi':17,19 'number':2A 'polytheistic':7C,12 'richard':5B 'sir':4B
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-3', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-3']
                                      'lastfmtags'  ['instrumental', 'guitar', 'experimental', 'folk', 'acoustic']
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636913381.6969001  (2021-11-14 19:09:41)
                             'size'  2911166