======================== unified (from filesystem) ========================
                                         'bitrate'  '201.577'
                                        'duration'  '328'
                                          'artist'  'Kraak & Smaak'
                                     'text_people'  ''
                                         'release'  'Plastic People'
                                           'title'  'Aint Gonna Take It No More'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['dance', 'house', 'lounge', 'dutch', 'electronic', 'funk']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '13'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '125.3'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:http://www.cdtag.com:\x02\x00É1#\x00'         PRIV(owner='http://www.cdtag.com', data=b'\x02\x00\xc91#\x00')
'TALB' (Album/Movie/Show title)                     'Plastic People'
'TBPM' (BPM (beats per minute))                     '125.3'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2008-00-00'
'TENC' (Encoded by)                                 'H3X'
'TIT2' (Title/songname/content description)         'Aint Gonna Take It No More'
'TKEY' (Initial key)                                '4A'
'TLAN' (Language(s))                                'eng'
'TPE1' (Lead performer(s)/Soloist(s))               'Kraak & Smaak'
'TRCK' (Track number/Position in set)               '12/13'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME 3.97'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:Release type'                                 'Advance'
'TXXX:Rip date'                                     '2008-03-23'
'TXXX:Ripping tool'                                 'CDTag 2.27'
'TXXX:Source'                                       'CDDA'
'TXXX:Supplier'                                     'H3X'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['dance', 'house', 'lounge', 'dutch', 'electronic', 'funk']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.37 dB'
'TXXX:replaygain_track_peak'                        '0.398111'

========================== row from database ==========================
                                              'id'  1359162
                                            'path'  /data/Music/Bulk/00poprockelectronic/Kraak & Smaak/Plastic People/12-kraak_and_smaak-aint_gonna_take_it_no_more.mp3
                                         'working'  None
                                         'bitrate'  201
                                    'duration_sec'  328
                                           'genre'  electronic-unsorted
                                        'filesize'  8284287
                                           'mtime'  1621696313
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 12 kraak_and_smaak aint_gonna_take_it_no_more electronic unsorted
                                      'tag_artist'  Kraak & Smaak
                                     'tag_release'  Plastic People
                                       'tag_title'  Aint Gonna Take It No More
                                             'bpm'  125.3
                                    'search_title'  'aint':1 'gonna':2 'it':4 'more':6 'no':5 'take':3
                                   'search_artist'  'kraak':1 'smaak':2
                                  'search_release'  'people':2 'plastic':1
                                     'search_rest'  '00poprockelectronic':1 'aint':5 'and':3 'electronic':11 'gonna':6 'it':8 'kraak':2 'more':10 'no':9 'smaak':4 'take':7 'unsorted':12
                                    'search_combo'  '00poprockelectronic':11 'aint':1A,15 'and':13 'electronic':21 'gonna':2A,16 'it':4A,18 'kraak':7B,12 'more':6A,20 'no':5A,19 'people':10C 'plastic':9C 'smaak':8B,14 'take':3A,17 'unsorted':22
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'house', 'lounge', 'dutch', 'electronic', 'funk']
                                        'tag_date'  2008
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696313.2619162  (2021-05-22 17:11:53)
                             'size'  8284287