======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '190'
                                          'artist'  'The Distillers'
                                     'text_people'  ''
                                         'release'  'Sing Sing Death House'
                                           'title'  'Sick Of It All'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['female vocalists', 'punk rock', 'punk', 'alternative', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '113.010'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Sing Sing Death House'
'TBPM' (BPM (beats per minute))                     '113.010'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Sick Of It All'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Distillers'
'TRCK' (Track number/Position in set)               '1'
'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:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['female vocalists', 'punk rock', 'punk', 'alternative', 'rock']
'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'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.46 dB'
'TXXX:replaygain_track_peak'                        '0.353893'

========================== row from database ==========================
                                              'id'  1418328
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/The Distillers - Distillers/Sing Sing Death House/the distillers -sing sing death house - 01 - sick of it all.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  190
                                           'genre'  rock-gr-punk
                                        'filesize'  4567118
                                           'mtime'  1621489536
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner the distillers sing sing death house 01 sick of it all rock gr punk
                                      'tag_artist'  The Distillers
                                     'tag_release'  Sing Sing Death House
                                       'tag_title'  Sick Of It All
                                             'bpm'  113.01
                                    'search_title'  'all':4 'it':3 'of':2 'sick':1
                                   'search_artist'  'distillers':2 'the':1
                                  'search_release'  'death':2 'house':3 'sing':1
                                     'search_rest'  'all':13 'death':8 'distillers':6 'garage':2 'gr':15 'house':9 'it':12 'of':11 'punk':1 'rock':14 'sick':10 'sing':7 'stoner':4 'surf':3 'the':5
                                    'search_combo'  'all':4A,22 'death':8C,17 'distillers':6B,15 'garage':11 'gr':24 'house':9C,18 'it':3A,21 'of':2A,20 'punk':10 'rock':23 'sick':1A,19 'sing':7C,16 'stoner':13 'surf':12 'the':5B,14
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  9A
                                           '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-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['female vocalists', 'punk rock', 'punk', 'alternative', 'rock']
                                        'tag_date'  2002
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1621489535.8434148  (2021-05-20 07:45:35)
                             'size'  4567118