======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '169'
                                          'artist'  'Mort Garson'
                                     'text_people'  ''
                                         'release'  'The Wozard of Iz'
                                           'title'  'Never Follow The Yellow-Green Road'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-1', 'q-bass-4', 'q-busy-2', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['psychedelic', 'electronic', 'moog', 'experimental', 'early electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '04'
                                      'tracktotal'  ''
                                            'date'  '1968'
                                        'comments'  ''
                                           'genre'  'nonmusic-speech-comedy or drama'
                                             'bpm'  '126.7'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 000004FF 000004EE 00002F3D 000030FC 0001DBBC 0000F4B7 00006366 00005CD7 '
 '00005D3E 0000E61D')
'TALB' (Album/Movie/Show title)                     'The Wozard of Iz'
'TBPM' (BPM (beats per minute))                     '126.7'
'TCON' (Content type, a.k.a. Genre)                 'nonmusic-speech-comedy or drama'
'TDRC' (Recording time)                             '1968'
'TIT2' (Title/songname/content description)         'Never Follow The Yellow-Green Road'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Mort Garson'
'TPE2' (Band/orchestra/accompaniment)               'Mort Garson'
'TRCK' (Track number/Position in set)               '04'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['psychedelic', 'electronic', 'moog', 'experimental', 'early electronic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.50 dB'
'TXXX:replaygain_track_peak'                        '0.653023'

========================== row from database ==========================
                                              'id'  334591
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/The Wozard of Iz/04 Never Follow The Yellow-Green Road.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  169
                                           'genre'  nonmusic-speech-comedy or drama
                                        'filesize'  5683313
                                           'mtime'  1637329883
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 04 nonmusic speech comedy drama
                                      'tag_artist'  Mort Garson
                                     'tag_release'  The Wozard of Iz
                                       'tag_title'  Never Follow The Yellow-Green Road
                                             'bpm'  126.7
                                    'search_title'  'follow':2 'green':5 'never':1 'road':7 'the':3 'yellow':4 'yellowgreen':6
                                   'search_artist'  'garson':2 'mort':1
                                  'search_release'  'iz':4 'of':3 'the':1 'wozard':2
                                     'search_rest'  'comedy':3 'drama':4 'nonmusic':1 'speech':2
                                    'search_combo'  'comedy':16 'drama':17 'follow':2A 'garson':9B 'green':5A 'iz':13C 'mort':8B 'never':1A 'nonmusic':14 'of':12C 'road':7A 'speech':15 'the':3A,10C 'wozard':11C 'yellow':4A 'yellowgreen':6A
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['psychedelic', 'electronic', 'moog', 'experimental', 'early electronic']
                                        'tag_date'  1968
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637329883.4830954  (2021-11-19 14:51:23)
                             'size'  5683313