======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '132'
                                          'artist'  'Atom and His Package'
                                     'text_people'  ''
                                         'release'  'A Society of People Named Elihu'
                                           'title'  'Punk Rock Academy'
                                           'quals'  "['q-bass-4', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'punk'
                                             'bpm'  '110.4'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'A Society of People Named Elihu'
'TBPM' (BPM (beats per minute))                     '110.4'
'TCON' (Content type, a.k.a. Genre)                 'punk'
'TIT2' (Title/songname/content description)         'Punk Rock Academy'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Atom and His Package'
'TPE2' (Band/orchestra/accompaniment)               'Atom and His Package'
'TRCK' (Track number/Position in set)               '1'
'TXXX:MusicMagic Data'                              'AgEABiGolEKQcNMUiDbWe029gAGBYYK334WbYEAbhMX1AavkgAHu+6x/ra7a75/KgkyAAdLEgsvrbcnEgAHDUgYU4hqxc7ejgAKAAaHGl2HdTYr/Gl8+Z41+guGFuOxCnz8+1qml8cuGRoRO+a+1xsGd0HqyyIUHgSv6JJc+CArTKJ9azgf1TAxTvTfaG4Y8gRo='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.47 d'
'TXXX:replaygain_track_peak'                        '0.76169'

========================== row from database ==========================
                                              'id'  1538743
                                            'path'  /data/Music/Other/PrevSet/[9amusing]/Atom And His Package/Punk Rock Academy.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  132
                                           'genre'  punk
                                        'filesize'  2124025
                                           'mtime'  1662800471
                                   'redo_metaread'  0
                                        'rest_str'   PrevSet [9amusing] And punk
                                      'tag_artist'  Atom and His Package
                                     'tag_release'  A Society of People Named Elihu
                                       'tag_title'  Punk Rock Academy
                                             'bpm'  110.4
                                    'search_title'  'academy':3 'punk':1 'rock':2
                                   'search_artist'  'and':2 'atom':1 'his':3 'package':4
                                  'search_release'  'a':1 'elihu':6 'named':5 'of':3 'people':4 'society':2
                                     'search_rest'  '9amusing':2,3 'and':4 'prev':6 'prevset':1 'punk':5 'set':7
                                    'search_combo'  '9amusing':15,16 'a':8C 'academy':3A 'and':5B,17 'atom':4B 'elihu':13C 'his':6B 'named':12C 'of':10C 'package':7B 'people':11C 'prev':19 'prevset':14 'punk':1A,18 'rock':2A 'set':20 'society':9C
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['q-bass-4', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1662800470.9954095  (2022-09-10 11:01:10)
                             'size'  2124025