======================== unified (from filesystem) ========================
                                         'bitrate'  '202.329'
                                        'duration'  '218'
                                          'artist'  'Story Of The Year'
                                     'text_people'  ''
                                         'release'  'AbsolutePunk 05'
                                           'title'  'The Heart of Polka Is Still Be'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', "
 "'q-play-2', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-chart-2', 'q-drums-4', 'q-other-2', "
 "'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['post-hardcore', 'alternative', 'rock', 'emo', 'screamo']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '100.058'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'AbsolutePunk 05'
'TBPM' (BPM (beats per minute))                     '100.058'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'The Heart of Polka Is Still Be'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Story Of The Year'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '13'
'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'                                   ['post-hardcore', 'alternative', 'rock', 'emo', 'screamo']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'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'                        '-0.18 dB'
'TXXX:replaygain_track_peak'                        '0.329831'

========================== row from database ==========================
                                              'id'  1420951
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Brandtson - AbsolutePunk - 05 - The Best of May - 2004/13-story_of_the_year-the_heart_of_polka_is_still_beating-fenix.mp3
                                         'working'  None
                                         'bitrate'  202
                                    'duration_sec'  218
                                           'genre'  rock-gr-punk
                                        'filesize'  5525043
                                           'mtime'  1622658944
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner Brandtson Best May 2004 13 story_of_the_year the_heart_of_polka_is_still_beating fenix rock gr punk
                                      'tag_artist'  Story Of The Year
                                     'tag_release'  AbsolutePunk 05
                                       'tag_title'  The Heart of Polka Is Still Be
                                             'bpm'  100.058
                                    'search_title'  'be':7 'heart':2 'is':5 'of':3 'polka':4 'still':6 'the':1
                                   'search_artist'  'of':2 'story':1 'the':3 'year':4
                                  'search_release'  'absolute':2 'absolutepunk':1 'punk':3
                                     'search_rest'  '2004':8 'beating':19 'best':6 'brandtson':5 'fenix':20 'garage':2 'gr':22 'heart':14 'is':17 'may':7 'of':10,15 'polka':16 'punk':1 'rock':21 'still':18 'stoner':4 'story':9 'surf':3 'the':11,13 'year':12
                                    'search_combo'  '2004':22 'absolute':13C 'absolutepunk':12C 'be':7A 'beating':33 'best':20 'brandtson':19 'fenix':34 'garage':16 'gr':36 'heart':2A,28 'is':5A,31 'may':21 'of':3A,9B,24,29 'polka':4A,30 'punk':14C,15 'rock':35 'still':6A,32 'stoner':18 'story':8B,23 'surf':17 'the':1A,10B,25,27 'year':11B,26
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  3A
                                           '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-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['post-hardcore', 'alternative', 'rock', 'emo', 'screamo']
                                        'tag_date'  2004
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1622658944.3367672  (2021-06-02 20:35:44)
                             'size'  5525043