======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '292'
                                          'artist'  'Bif Naked'
                                     'text_people'  ''
                                         'release'  'Superbeautifulmonster'
                                           'title'  'After a While'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-OLDST-3', 'Q-JZFKS-2', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['venom covers; blackpeople; funk italiana']"
                                     'discogstags'  "['rock', 'pop rock', 'hard rock', 'punk', 'new wave']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-rock;mi-guitar-electric'
                                             'bpm'  '128.008'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Superbeautifulmonster'
'TBPM' (BPM (beats per minute))                     '128.008'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter-rock', 'mi-guitar-electric']
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'After a While'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Bif Naked'
'TRCK' (Track number/Position in set)               '13'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'pop rock', 'hard rock', 'punk', 'new wave']
'TXXX:lastfmtags'                                   'venom covers; blackpeople; funk italiana'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.48 dB'
'TXXX:replaygain_track_peak'                        '0.399534'

========================== row from database ==========================
                                              'id'  1336825
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/Bif Naked/Bif Naked - Superbeautifulmonster (2005)/Bif Naked - Superbeautifulmonster - 13 - After a While.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  292
                                           'genre'  ifs-songwriter-rock;mi-guitar-electric
                                        'filesize'  7013270
                                           'mtime'  1642081059
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock (2005) 13 ifs songwriter rock;mi guitar electric
                                      'tag_artist'  Bif Naked
                                     'tag_release'  Superbeautifulmonster
                                       'tag_title'  After a While
                                             'bpm'  128.008
                                    'search_title'  'a':2 'after':1 'while':3
                                   'search_artist'  'bif':1 'naked':2
                                  'search_release'  'superbeautifulmonster':1
                                     'search_rest'  '00poprockelectronic':1 '2005':4,5 'electric':13 'guitar':12 'ifs':6 'indierock':3 'mi':9,11 'poprock':2 'rock':8,10 'songwriter':7
                                    'search_combo'  '00poprockelectronic':7 '2005':10,11 'a':2A 'after':1A 'bif':4B 'electric':19 'guitar':18 'ifs':12 'indierock':9 'mi':15,17 'naked':5B 'poprock':8 'rock':14,16 'songwriter':13 'superbeautifulmonster':6C 'while':3A
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HAP-3', 'Q-UNU-1', 'Q-OLDST-3', 'Q-JZFKS-2', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']
                                      'lastfmtags'  ['venom covers; blackpeople; funk italiana']
                                        'tag_date'  2005
                                     'discogstags'  ['rock', 'pop rock', 'hard rock', 'punk', 'new wave']

============================== file details ==============================
                                           'mtime'  1642081058.5890763  (2022-01-13 14:37:38)
                             'size'  7013270