======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '54'
                                          'artist'  '[hit]like'
                                     'text_people'  ''
                                         'release'  'The Gift of Despair for My Friends'
                                           'title'  'Ai'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-collage'
                                             'bpm'  '91.639'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Gift of Despair for My Friends'
'TBPM' (BPM (beats per minute))                     '91.639'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-collage'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Ai'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               '[hit]like'
'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:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.67 dB'
'TXXX:replaygain_track_peak'                        '0.596203'
'WXXX:'                                             WXXX(encoding=<Encoding.LATIN1: 0>, desc='', url='http://hitlike.yeah.net')

========================== row from database ==========================
                                              'id'  1386820
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/The Gift of Despair for My Friends(2004)/06 Ai.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  54
                                           'genre'  electronic-experimental-collage
                                        'filesize'  1084174
                                           'mtime'  1636920732
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Friends(2004) 06 electronic experimental collage
                                      'tag_artist'  [hit]like
                                     'tag_release'  The Gift of Despair for My Friends
                                       'tag_title'  Ai
                                             'bpm'  91.639
                                    'search_title'  'ai':1
                                   'search_artist'  'hit':1 'hitlike':3 'like':2
                                  'search_release'  'despair':4 'for':5 'friends':7 'gift':2 'my':6 'of':3 'the':1
                                     'search_rest'  '2004':2 'collage':6 'electronic':4 'experimental':5 'friends':1 'friends2004':3
                                    'search_combo'  '2004':13 'ai':1A 'collage':17 'despair':8C 'electronic':15 'experimental':16 'for':9C 'friends':11C,12 'friends2004':14 'gift':6C 'hit':2B 'hitlike':4B 'like':3B 'my':10C 'of':7C 'the':5C
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636920731.7611418  (2021-11-14 21:12:11)
                             'size'  1084174