======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '283'
                                          'artist'  'Psapp'
                                     'text_people'  ''
                                         'release'  'Buttons & War'
                                           'title'  'About Fun (ISAN Pet Visor mix)'
                                           'quals'  ("['Q-HAP-2', '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-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['indie', 'female vocalists', 'electronica', 'electronic', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '112.570'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Buttons & War'
'TBPM' (BPM (beats per minute))                     '112.570'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'About Fun (ISAN Pet Visor mix)'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Psapp'
'TRCK' (Track number/Position in set)               '4'
'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'                                   ['indie', 'female vocalists', 'electronica', 'electronic', 'experimental']
'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'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.09 dB'
'TXXX:replaygain_track_peak'                        '0.928758'

========================== row from database ==========================
                                              'id'  1261531
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Psapp/Buttons & War/04 - psapp - about fun (isan pet visor mix) - buttons and war ep.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  283
                                           'genre'  electronic-unsorted
                                        'filesize'  6798947
                                           'mtime'  1678455869
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 04 psapp about fun (isan pet visor buttons and war ep electronic unsorted
                                      'tag_artist'  Psapp
                                     'tag_release'  Buttons & War
                                       'tag_title'  About Fun (ISAN Pet Visor mix)
                                             'bpm'  112.57
                                    'search_title'  'about':1 'fun':2 'isan':3,4 'mix':7,8 'pet':5 'visor':6
                                   'search_artist'  'psapp':1
                                  'search_release'  'buttons':1 'war':2
                                     'search_rest'  'about':2 'and':9 'buttons':8 'electronic':12 'ep':11 'fun':3 'isan':4,5 'pet':6 'psapp':1 'unsorted':13 'visor':7 'war':10
                                    'search_combo'  'about':1A,13 'and':20 'buttons':10C,19 'electronic':23 'ep':22 'fun':2A,14 'isan':3A,4A,15,16 'mix':7A,8A 'pet':5A,17 'psapp':9B,12 'unsorted':24 'visor':6A,18 'war':11C,21
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HAP-2', '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-2', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-2']
                                      'lastfmtags'  ['indie', 'female vocalists', 'electronica', 'electronic', 'experimental']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678455869.4607136  (2023-03-10 14:44:29)
                             'size'  6798947