======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '169'
                                          'artist'  'Lit'
                                     'text_people'  ''
                                         'release'  '100 Greatest Rock Songs Of The 90s'
                                           'title'  'My Own Worst Enemy'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['alternative rock', 'punk rock', 'pop punk', 'punk', 'rock', 'alternative']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '100'
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '103.642'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     '100 Greatest Rock Songs Of The 90s'
'TBPM' (BPM (beats per minute))                     '103.642'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'My Own Worst Enemy'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Lit'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '100'
'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', 'pop punk', 'punk', 'rock', 'alternative']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.52 dB'
'TXXX:replaygain_track_peak'                        '0.380616'

========================== row from database ==========================
                                              'id'  1331464
                                            'path'  /data/Music/Bulk/00poprockelectronic/90s/100-Lit-My_Own_Worst_Enemy.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  169
                                           'genre'  rock-gr-punk
                                        'filesize'  4080595
                                           'mtime'  1622659237
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic My_Own_Worst_Enemy rock gr punk
                                      'tag_artist'  Lit
                                     'tag_release'  100 Greatest Rock Songs Of The 90s
                                       'tag_title'  My Own Worst Enemy
                                             'bpm'  103.642
                                    'search_title'  'enemy':4 'my':1 'own':2 'worst':3
                                   'search_artist'  'lit':1
                                  'search_release'  '100':1 '90s':7 'greatest':2 'of':5 'rock':3 'songs':4 'the':6
                                     'search_rest'  '00poprockelectronic':1 'enemy':5 'gr':7 'my':2 'own':3 'punk':8 'rock':6 'worst':4
                                    'search_combo'  '00poprockelectronic':13 '100':6C '90s':12C 'enemy':4A,17 'gr':19 'greatest':7C 'lit':5B 'my':1A,14 'of':10C 'own':2A,15 'punk':20 'rock':8C,18 'songs':9C 'the':11C 'worst':3A,16
                                    'tag_tracknum'  100
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['alternative rock', 'punk rock', 'pop punk', 'punk', 'rock', 'alternative']
                                        'tag_date'  1999
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622659237.2583652  (2021-06-02 20:40:37)
                             'size'  4080595