======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '189'
                                          'artist'  'The Pretty Things'
                                     'text_people'  ''
                                         'release'  '100 Oldies Deel 119'
                                           'title'  'Cold Stone'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  ("['60s', 'british invasion', 'psychedelic rock', 'rock', 'psychedelic', "
 "'classic rock']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '27'
                                      'tracktotal'  '100'
                                            'date'  '1970'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio;rock-cppex;rock-cppex-psychedelic'
                                             'bpm'  '94.0'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     '100 Oldies Deel 119'
'TBPM' (BPM (beats per minute))                     '94.0'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-generic or radio', 'rock-cppex', 'rock-cppex-psychedelic']
'TDRC' (Recording time)                             '1970'
'TENC' (Encoded by)                                 'Mister X'
'TIT2' (Title/songname/content description)         'Cold Stone'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Pretty Things'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '27/100'
'TXXX:GN/ExtData'                                   'GNXDWEcxASzfnWDQAFH+hkMwiEb0u0D7XsjSd5bYfcZS5wnQLSs5UM6/d32u5+1l81LOEYAtz/+TxqfJKTabO/JSkOD1T2k8p8YkFmx0Ov99r9YGBWJnzEtfIYMPtlwRF4iPTGJQZ5A='
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['60s',
 'british invasion',
 'psychedelic rock',
 'rock',
 'psychedelic',
 'classic rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.14 dB'
'TXXX:replaygain_track_peak'                        '0.493712'

========================== row from database ==========================
                                              'id'  1307404
                                            'path'  /data/Music/Bulk/00poprockelectronic/100 oldies deel 119/28 The Pretty Things - Cold Stone.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  189
                                           'genre'  electronic-generic or radio;rock-cppex;rock-cppex-psychedelic
                                        'filesize'  7990535
                                           'mtime'  1644062414
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic oldies deel 28 electronic generic or radio;rock cppex;rock cppex psychedelic
                                      'tag_artist'  The Pretty Things
                                     'tag_release'  100 Oldies Deel 119
                                       'tag_title'  Cold Stone
                                             'bpm'  94.0
                                    'search_title'  'cold':1 'stone':2
                                   'search_artist'  'pretty':2 'the':1 'things':3
                                  'search_release'  '100':1 '119':4 'deel':3 'oldies':2
                                     'search_rest'  '00poprockelectronic':1 '28':4 'cppex':12,14,16 'deel':3 'electronic':5 'generic':6 'oldies':2 'or':7 'psychedelic':17 'radio':8,10 'rock':9,11,13,15
                                    'search_combo'  '00poprockelectronic':10 '100':6C '119':9C '28':13 'cold':1A 'cppex':21,23,25 'deel':8C,12 'electronic':14 'generic':15 'oldies':7C,11 'or':16 'pretty':4B 'psychedelic':26 'radio':17,19 'rock':18,20,22,24 'stone':2A 'the':3B 'things':5B
                                    'tag_tracknum'  27
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-2']
                                      'lastfmtags'  ['60s', 'british invasion', 'psychedelic rock', 'rock', 'psychedelic', 'classic rock']
                                        'tag_date'  1970
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1644062413.8541882  (2022-02-05 13:00:13)
                             'size'  7990535