======================== unified (from filesystem) ========================
                                         'bitrate'  '121.739'
                                        'duration'  '166'
                                          'artist'  'Down the Dog'
                                     'text_people'  ''
                                         'release'  'Dimitri - Intrumental'
                                           'title'  'Gryphon'
                                           'quals'  ("['Q-HAP-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-4', "
 "'Q-CHART-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'Q-MIXBEAT-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '112.1'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Dimitri - Intrumental'
'TBPM' (BPM (beats per minute))                     '112.1'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         'Gryphon'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Down the Dog'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf58.45.100'
'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'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.56 dB'
'TXXX:replaygain_track_peak'                        '0.842601'
'TXXX:youtube'                                      '_Z-mM-FHIxA'

========================== row from database ==========================
                                              'id'  1477660
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Dimitri/Instrumental/Down the Dog - Gryphon (1975)-_Z-mM-FHIxA.mp3
                                         'working'  None
                                         'bitrate'  122
                                    'duration_sec'  166
                                           'genre'  rock-unsorted
                                        'filesize'  2543539
                                           'mtime'  1642339594
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Instrumental (1975) _Z mM FHIxA rock unsorted
                                      'tag_artist'  Down the Dog
                                     'tag_release'  Dimitri - Intrumental
                                       'tag_title'  Gryphon
                                             'bpm'  112.1
                                    'search_title'  'gryphon':1
                                   'search_artist'  'dog':3 'down':1 'the':2
                                  'search_release'  'dimitri':1 'intrumental':2
                                     'search_rest'  '1975':2,3 'a':11 'fhix':10 'fhixa':6 'instrumental':1 'm':9 'mm':5 'rock':7 'unsorted':8 'z':4
                                    'search_combo'  '1975':8,9 'a':17 'dimitri':5C 'dog':4B 'down':2B 'fhix':16 'fhixa':12 'gryphon':1A 'instrumental':7 'intrumental':6C 'm':15 'mm':11 'rock':13 'the':3B 'unsorted':14 'z':10
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HAP-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-4', 'Q-CHART-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'Q-MIXBEAT-2']
                                      'lastfmtags'  []
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1642339594.446921  (2022-01-16 14:26:34)
                             'size'  2543539