======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '149'
                                          'artist'  'Tim Minchin'
                                     'text_people'  ''
                                         'release'  'Darkside'
                                           'title'  'Dark Side'
                                           'quals'  ("['Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-PLAY-2', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'Q-PIANO-4', "
 "'q-chart-2', 'q-drums-1', 'q-other-1', 'q-vocals-4', 'q-mixbeat-2']")
                                      'lastfmtags'  ("['piano comedy', 'australian', 'comedy', 'piano', 'i want him to have my "
 "babies']")
                                     'discogstags'  "['jazz', 'rock', 'non-music', 'pop', 'comedy', 'vocal']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'entertaining-unsorted'
                                             'bpm'  '127.766'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Darkside'
'TBPM' (BPM (beats per minute))                     '127.766'
'TCON' (Content type, a.k.a. Genre)                 'entertaining-unsorted'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Dark Side'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Tim Minchin'
'TRCK' (Track number/Position in set)               '13'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '4'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['jazz', 'rock', 'non-music', 'pop', 'comedy', 'vocal']
'TXXX:lastfmtags'                                   ['piano comedy',
 'australian',
 'comedy',
 'piano',
 'i want him to have my babies']
'TXXX:original release date'                        ['2005', '2005']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.47 dB'
'TXXX:replaygain_track_peak'                        '0.416911'

========================== row from database ==========================
                                              'id'  1323332
                                            'path'  /data/Music/Bulk/00spent/Tim Minchin/assorted/Tim Minchin - Dark Side.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  149
                                           'genre'  entertaining-unsorted
                                        'filesize'  2387475
                                           'mtime'  1620647365
                                   'redo_metaread'  0
                                        'rest_str'   00spent assorted entertaining unsorted
                                      'tag_artist'  Tim Minchin
                                     'tag_release'  Darkside
                                       'tag_title'  Dark Side
                                             'bpm'  127.766
                                    'search_title'  'dark':1 'side':2
                                   'search_artist'  'minchin':2 'tim':1
                                  'search_release'  'darkside':1
                                     'search_rest'  '00spent':1 'assorted':2 'entertaining':3 'unsorted':4
                                    'search_combo'  '00spent':6 'assorted':7 'dark':1A 'darkside':5C 'entertaining':8 'minchin':4B 'side':2A 'tim':3B 'unsorted':9
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-mixbeat-2', 'Q-PIANO-4', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-PLAY-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['piano comedy', 'australian', 'comedy', 'piano', 'i want him to have my babies']
                                        'tag_date'  2005
                                     'discogstags'  ['jazz', 'rock', 'non-music', 'pop', 'comedy', 'vocal']

============================== file details ==============================
                                           'mtime'  1620647365.235687  (2021-05-10 13:49:25)
                             'size'  2387475