======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '153'
                                          'artist'  'yuppster'
                                     'text_people'  ''
                                         'release'  'simon'
                                           'title'  'red lens'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-3']")
                                      'lastfmtags'  "['electronic', '8 bit', 'chiptune', '8bit', 'idm']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'electronic-we-electropop or synthpop'
                                             'bpm'  '132.012'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'simon'
'TBPM' (BPM (beats per minute))                     '132.012'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electropop or synthpop'
'TDRC' (Recording time)                             '2001'
'TFLT' (File type)                                  'MPG/3'
'TIT2' (Title/songname/content description)         'red lens'
'TKEY' (Initial key)                                '3A'
'TLEN' (Length)                                     '253733'
'TPE1' (Lead performer(s)/Soloist(s))               'yuppster'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['electronic', '8 bit', 'chiptune', '8bit', 'idm']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-3.40 dB'
'TXXX:replaygain_track_peak'                        '0.568977'
'UFID:mailto:webmaster@mp3.com'                     UFID(owner='mailto:webmaster@mp3.com', data=b'673667')
'USER:eng'                                          ('Copyright notice. All material on MP3.com are protected by copyright law and '
 'by international treaties. You may download this material and make a '
 'reasonable number of copies of this material only for your own personal use. '
 'You may not otherwise reproduce, distribute, publicly perform, publicly '
 'display, or create derivative works of this material, unless authorized by '
 'the appropriate copyright owner(s).')
'USLT:Lyrics:eng'                                   'click bleep click'

========================== row from database ==========================
                                              'id'  1295019
                                            'path'  /data/Music/Bulk/00poprockelectronic/00electro-electropop-synthpop/yuppster/8bp016-03-yuppster-red_lens.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  153
                                           'genre'  electronic-we-electropop or synthpop
                                        'filesize'  3686815
                                           'mtime'  1620563444
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00electro electropop synthpop 8bp016 03 red_lens electronic we electropop or synthpop
                                      'tag_artist'  yuppster
                                     'tag_release'  simon
                                       'tag_title'  red lens
                                             'bpm'  132.012
                                    'search_title'  'lens':2 'red':1
                                   'search_artist'  'yuppster':1
                                  'search_release'  'simon':1
                                     'search_rest'  '00electro':2 '00poprockelectronic':1 '8bp016':5 'electronic':8 'electropop':3 'lens':7 'or':10 'red':6 'synthpop':4 'we':9
                                    'search_combo'  '00electro':6 '00poprockelectronic':5 '8bp016':9 'electronic':12 'electropop':7 'lens':2A,11 'or':14 'red':1A,10 'simon':4C 'synthpop':8 'we':13 'yuppster':3B
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['electronic', '8 bit', 'chiptune', '8bit', 'idm']
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620563443.8637116  (2021-05-09 14:30:43)
                             'size'  3686815