======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '210'
                                          'artist'  'KFMF'
                                     'text_people'  ''
                                         'release'  'Amino Acid'
                                           'title'  'Millenium'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '130.1'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Amino Acid'
'TBPM' (BPM (beats per minute))                     '130.1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TIT2' (Title/songname/content description)         'Millenium'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'KFMF'
'TXXX:Mp3gain_minmax'                               '054,182'
'TXXX:Mp3gain_undo'                                 '+004,+004,N'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   'electronic'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.94 dB'
'TXXX:replaygain_track_peak'                        '0.500096'

========================== row from database ==========================
                                              'id'  396116
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/KFMF/Amino Acid/Amino acid - millenium.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  210
                                           'genre'  electronic-unsorted
                                        'filesize'  3371310
                                           'mtime'  1678903072
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm acid millenium electronic unsorted
                                      'tag_artist'  KFMF
                                     'tag_release'  Amino Acid
                                       'tag_title'  Millenium
                                             'bpm'  130.1
                                    'search_title'  'millenium':1
                                   'search_artist'  'kfmf':1
                                  'search_release'  'acid':2 'amino':1
                                     'search_rest'  'acid':1 'electronic':3 'millenium':2 'unsorted':4
                                    'search_combo'  'acid':4C,5 'amino':3C 'electronic':7 'kfmf':2B 'millenium':1A,6 'unsorted':8
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-2']
                                      'lastfmtags'  ['electronic']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678903071.5962775  (2023-03-15 18:57:51)
                             'size'  3371310