======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '248'
                                          'artist'  'Disturbed'
                                     'text_people'  ''
                                         'release'  'Billboard TOP100 Single Charts'
                                           'title'  'The Sound Of Silence'
                                           'quals'  ("['Q-HAP-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'Q-PLAY-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-vocals-3', 'q-mixbeat-2', "
 "'Q-PIANO-2']")
                                      'lastfmtags'  "['alternative', 'hard rock', 'metal', 'nu metal', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '81'
                                      'tracktotal'  ''
                                            'date'  '2016'
                                        'comments'  ''
                                           'genre'  'eid-unsorted'
                                             'bpm'  '143.8'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Billboard TOP100 Single Charts'
'TBPM' (BPM (beats per minute))                     '143.8'
'TCON' (Content type, a.k.a. Genre)                 'eid-unsorted'
'TDRC' (Recording time)                             '2016'
'TIT2' (Title/songname/content description)         'The Sound Of Silence'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Disturbed'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '81'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['alternative', 'hard rock', 'metal', 'nu metal', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.04 dB'
'TXXX:replaygain_track_peak'                        '0.498902'

========================== row from database ==========================
                                              'id'  1388194
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/081-disturbed_-_the_sound_of_silence.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  248
                                           'genre'  eid-unsorted
                                        'filesize'  9943434
                                           'mtime'  1620521352
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 081 disturbed_ _the_sound_of_silence eid unsorted
                                      'tag_artist'  Disturbed
                                     'tag_release'  Billboard TOP100 Single Charts
                                       'tag_title'  The Sound Of Silence
                                             'bpm'  143.8
                                    'search_title'  'of':3 'silence':4 'sound':2 'the':1
                                   'search_artist'  'disturbed':1
                                  'search_release'  'billboard':1 'charts':4 'single':3 'top100':2
                                     'search_rest'  '00poprockelectronic':1 'disturbed':7 'eid':12 'files':5,6 'loose':3,4 'of':10 'silence':11 'sound':9 'the':8 'unsorted':2
                                    'search_combo'  '00poprockelectronic':10 'billboard':6C 'charts':9C 'disturbed':5B,16 'eid':21 'files':14,15 'loose':12,13 'of':3A,19 'silence':4A,20 'single':8C 'sound':2A,18 'the':1A,17 'top100':7C 'unsorted':11
                                    'tag_tracknum'  81
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-mixbeat-2', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'Q-PLAY-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['alternative', 'hard rock', 'metal', 'nu metal', 'rock']
                                        'tag_date'  2016
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620521351.6786358  (2021-05-09 02:49:11)
                             'size'  9943434