======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '267'
                                          'artist'  'The Ghost'
                                     'text_people'  ''
                                         'release'  "When You're Dead - One Second"
                                           'title'  "When You're Dead"
                                           'quals'  ("['Q-HAP-2', 'Q-OLDST-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-3', "
 "'Q-CHART-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['indie', 'psychedelic rock', 'folk', 'psychedelic']"
                                     'discogstags'  "['jazz', 'free improvisation', 'avant-garde jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '1970'
                                        'comments'  ''
                                           'genre'  'rock-cppex'
                                             'bpm'  '145.7'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     "When You're Dead - One Second"
'TBPM' (BPM (beats per minute))                     '145.7'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex'
'TDRC' (Recording time)                             '1970'
'TENC' (Encoded by)                                 'ms'
'TIT2' (Title/songname/content description)         "When You're Dead"
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Ghost'
'TRCK' (Track number/Position in set)               '01'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['jazz', 'free improvisation', 'avant-garde jazz']
'TXXX:lastfmtags'                                   ['indie', 'psychedelic rock', 'folk', 'psychedelic']
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-8.57 dB'
'TXXX:replaygain_track_peak'                        '0.991590'

========================== row from database ==========================
                                              'id'  1525913
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/the ghost - 1970 - when you_re dead - one second/01 - When You_re Dead.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  267
                                           'genre'  rock-cppex
                                        'filesize'  10694447
                                           'mtime'  1636921813
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy the ghost 1970 when you_re dead one second 01 You_re rock cppex
                                      'tag_artist'  The Ghost
                                     'tag_release'  When You're Dead - One Second
                                       'tag_title'  When You're Dead
                                             'bpm'  145.7
                                    'search_title'  'dead':5 're':3 'when':1 'you':2 'youre':4
                                   'search_artist'  'ghost':2 'the':1
                                  'search_release'  'dead':5 'one':6 're':3 'second':7 'when':1 'you':2 'youre':4
                                     'search_rest'  '1970':4 'classicprogpsy':1 'cppex':12 'dead':8 'ghost':3 'one':9 're':7 'rock':11 'second':10 'the':2 'when':5 'you':6
                                    'search_combo'  '1970':18 'classicprogpsy':15 'cppex':26 'dead':5A,12C,22 'ghost':7B,17 'one':13C,23 're':3A,10C,21 'rock':25 'second':14C,24 'the':6B,16 'when':1A,8C,19 'you':2A,9C,20 'youre':4A,11C
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-2', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-3', 'Q-SYN-2', 'q-other-3', 'Q-BUSY-3', 'Q-HAP-2', 'Q-PLAY-3', 'q-bass-3']
                                      'lastfmtags'  ['indie', 'psychedelic rock', 'folk', 'psychedelic']
                                        'tag_date'  1970
                                     'discogstags'  ['jazz', 'free improvisation', 'avant-garde jazz']

============================== file details ==============================
                                           'mtime'  1636921812.5689392  (2021-11-14 21:30:12)
                             'size'  10694447