======================== unified (from filesystem) ========================
                                         'bitrate'  '139.579'
                                        'duration'  '179'
                                          'artist'  'Coffin Nails'
                                     'text_people'  ''
                                         'release'  'Dimitri - Intrumental'
                                           'title'  'Mf Doom'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-3', "
 "'Q-CHART-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['psychobilly', 'rockabilly', 'horror punk', 'punk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '95.0'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Dimitri - Intrumental'
'TBPM' (BPM (beats per minute))                     '95.0'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TIT2' (Title/songname/content description)         'Mf Doom'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Coffin Nails'
'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'                                        '3'
'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:lastfmtags'                                   ['psychobilly', 'rockabilly', 'horror punk', 'punk']
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.42 dB'
'TXXX:replaygain_track_peak'                        '0.716546'
'TXXX:youtube'                                      '8nruUwYobgM'

========================== row from database ==========================
                                              'id'  1477651
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Dimitri/Instrumental/Coffin Nails - Mf Doom-8nruUwYobgM.mp3
                                         'working'  None
                                         'bitrate'  140
                                    'duration_sec'  179
                                           'genre'  rock-unsorted
                                        'filesize'  3137389
                                           'mtime'  1642257602
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Instrumental 8nruUwYobgM rock unsorted
                                      'tag_artist'  Coffin Nails
                                     'tag_release'  Dimitri - Intrumental
                                       'tag_title'  Mf Doom
                                             'bpm'  95.0
                                    'search_title'  'doom':2 'mf':1
                                   'search_artist'  'coffin':1 'nails':2
                                  'search_release'  'dimitri':1 'intrumental':2
                                     'search_rest'  '8nru':5 '8nruuwyobgm':2 'instrumental':1 'm':8 'rock':3 'unsorted':4 'uw':6 'yobg':7
                                    'search_combo'  '8nru':11 '8nruuwyobgm':8 'coffin':3B 'dimitri':5C 'doom':2A 'instrumental':7 'intrumental':6C 'm':14 'mf':1A 'nails':4B 'rock':9 'unsorted':10 'uw':12 'yobg':13
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HAP-3', 'Q-UNU-1', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-3', 'Q-CHART-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', 'Q-MIXBEAT-2']
                                      'lastfmtags'  ['psychobilly', 'rockabilly', 'horror punk', 'punk']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1642257601.7613137  (2022-01-15 15:40:01)
                             'size'  3137389