======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '204'
                                          'artist'  'Bradbury'
                                     'text_people'  ''
                                         'release'  'Corpuscle Plus'
                                           'title'  'Crank'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['testing 1 2 3', 'drone', 'experimental', 'noise', 'katarakt']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '117.2'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Corpuscle Plus'
'TBPM' (BPM (beats per minute))                     '117.2'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-unsorted', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Crank'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Bradbury'
'TRCK' (Track number/Position in set)               '2'
'TXXX:ALBUM ARTIST'                                 'Bradbury'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:lastfmtags'                                   ['testing 1 2 3', 'drone', 'experimental', 'noise', 'katarakt']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.53 dB'
'TXXX:replaygain_track_peak'                        '1.049437'

========================== row from database ==========================
                                              'id'  1377022
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Bradbury - corpuscle plus/02 Crank.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  204
                                           'genre'  electronic-unsorted;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  6538246
                                           'mtime'  1642257528
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm corpuscle plus 02 electronic unsorted;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Bradbury
                                     'tag_release'  Corpuscle Plus
                                       'tag_title'  Crank
                                             'bpm'  117.2
                                    'search_title'  'crank':1
                                   'search_artist'  'bradbury':1
                                  'search_release'  'corpuscle':1 'plus':2
                                     'search_rest'  'corpuscle':1 'electronic':3 'mor':13 'pl':8 'plus':2 'set':5,7,10,12 'shirleyspinoza':9,11 'unsorted':4,6
                                    'search_combo'  'bradbury':2B 'corpuscle':3C,5 'crank':1A 'electronic':7 'mor':17 'pl':12 'plus':4C,6 'set':9,11,14,16 'shirleyspinoza':13,15 'unsorted':8,10
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']
                                      'lastfmtags'  ['testing 1 2 3', 'drone', 'experimental', 'noise', 'katarakt']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1642257528.2362103  (2022-01-15 15:38:48)
                             'size'  6538246