======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '350'
                                          'artist'  'Om'
                                     'text_people'  ''
                                         'release'  'Pilgrimage'
                                           'title'  'Unitive Knowledge of the Godhead'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  ("['stoner', 'stoner rock', 'sludge', 'stoner doom', 'doom metal', "
 "'psychedelic']")
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '101.259'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Pilgrimage'
'TBPM' (BPM (beats per minute))                     '101.259'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TIT2' (Title/songname/content description)         'Unitive Knowledge of the Godhead'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Om'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['stoner', 'stoner rock', 'sludge', 'stoner doom', 'doom metal', 'psychedelic']
'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'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.92 dB'
'TXXX:replaygain_track_peak'                        '0.427991'

========================== row from database ==========================
                                              'id'  1420332
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/OM/Pilgrimage/Om - Pilgrimage - 02 - Unitive Knowledge of the Godhe.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  350
                                           'genre'  rock-unsorted
                                        'filesize'  14039866
                                           'mtime'  1647352892
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner OM 02 rock unsorted
                                      'tag_artist'  Om
                                     'tag_release'  Pilgrimage
                                       'tag_title'  Unitive Knowledge of the Godhead
                                             'bpm'  101.259
                                    'search_title'  'godhead':5 'knowledge':2 'of':3 'the':4 'unitive':1
                                   'search_artist'  'om':1
                                  'search_release'  'pilgrimage':1
                                     'search_rest'  'garage':2 'om':5 'punk':1 'rock':6 'stoner':4 'surf':3 'unsorted':7
                                    'search_combo'  'garage':9 'godhead':5A 'knowledge':2A 'of':3A 'om':6B,12 'pilgrimage':7C 'punk':8 'rock':13 'stoner':11 'surf':10 'the':4A 'unitive':1A 'unsorted':14
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-2']
                                      'lastfmtags'  ['stoner', 'stoner rock', 'sludge', 'stoner doom', 'doom metal', 'psychedelic']
                                        'tag_date'  
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1647352892.2935517  (2022-03-15 15:01:32)
                             'size'  14039866