======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '59'
                                          'artist'  'George Melly'
                                     'text_people'  ''
                                         'release'  'Miniatures'
                                           'title'  'Sounds That Saved My Life'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-OLDST-3', 'q-chart-1', 'q-drums-1', 'q-other-1', "
 "'q-piano-1', 'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['jazz', 'british', 'blues', 'dead', 'british jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '23'
                                      'tracktotal'  ''
                                            'date'  '1980'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '86.5'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Miniatures'
'TBPM' (BPM (beats per minute))                     '86.5'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '1980'
'TIT2' (Title/songname/content description)         'Sounds That Saved My Life'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'George Melly'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '23'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['jazz', 'british', 'blues', 'dead', 'british jazz']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+10.47 dB'
'TXXX:replaygain_track_peak'                        '0.153265'

========================== row from database ==========================
                                              'id'  986888
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Morgan Fisher - Miniatures/Miniatures - 23 - George Melly - Sounds That Saved My Life.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  59
                                           'genre'  electronic-unsorted
                                        'filesize'  1456262
                                           'mtime'  1642340338
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Morgan Fisher 23 electronic unsorted
                                      'tag_artist'  George Melly
                                     'tag_release'  Miniatures
                                       'tag_title'  Sounds That Saved My Life
                                             'bpm'  86.5
                                    'search_title'  'life':5 'my':4 'saved':3 'sounds':1 'that':2
                                   'search_artist'  'george':1 'melly':2
                                  'search_release'  'miniatures':1
                                     'search_rest'  '23':3 'electronic':4 'fisher':2 'morgan':1 'unsorted':5
                                    'search_combo'  '23':11 'electronic':12 'fisher':10 'george':6B 'life':5A 'melly':7B 'miniatures':8C 'morgan':9 'my':4A 'saved':3A 'sounds':1A 'that':2A 'unsorted':13
                                    'tag_tracknum'  23
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', 'Q-OLDST-3', 'q-chart-1', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']
                                      'lastfmtags'  ['jazz', 'british', 'blues', 'dead', 'british jazz']
                                        'tag_date'  1980
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1642340338.22557  (2022-01-16 14:38:58)
                             'size'  1456262