======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '220'
                                          'artist'  'The Offspring'
                                     'text_people'  ''
                                         'release'  'Conspiracy of One'
                                           'title'  'Original Prankster'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-4', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['alternative rock', 'punk rock', 'punk', 'alternative', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '145.580'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Conspiracy of One'
'TBPM' (BPM (beats per minute))                     '145.580'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Original Prankster'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Offspring'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['alternative rock', 'punk rock', 'punk', 'alternative', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.24 dB'
'TXXX:replaygain_track_peak'                        '0.445166'

========================== row from database ==========================
                                              'id'  1419722
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/The Offspring - Offspring/2000 - Conspiracy of One/The_Offspring_-_Conspiracy_Of_One_-_03_-_Original_Prankster.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  220
                                           'genre'  rock-gr-punk
                                        'filesize'  3538654
                                           'mtime'  1622659174
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner 2000 The_Offspring_ _Conspiracy_Of_One_ _03_ _Original_Prankster rock gr punk
                                      'tag_artist'  The Offspring
                                     'tag_release'  Conspiracy of One
                                       'tag_title'  Original Prankster
                                             'bpm'  145.58
                                    'search_title'  'original':1 'prankster':2
                                   'search_artist'  'offspring':2 'the':1
                                  'search_release'  'conspiracy':1 'of':2 'one':3
                                     'search_rest'  '03':11 '2000':5 'conspiracy':8 'garage':2 'gr':15 'of':9 'offspring':7 'one':10 'original':12 'prankster':13 'punk':1 'rock':14 'stoner':4 'surf':3 'the':6
                                    'search_combo'  '03':18 '2000':12 'conspiracy':5C,15 'garage':9 'gr':22 'of':6C,16 'offspring':4B,14 'one':7C,17 'original':1A,19 'prankster':2A,20 'punk':8 'rock':21 'stoner':11 'surf':10 'the':3B,13
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['alternative rock', 'punk rock', 'punk', 'alternative', 'rock']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622659173.936408  (2021-06-02 20:39:33)
                             'size'  3538654