======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '324'
                                          'artist'  'Bajofondo'
                                     'text_people'  ''
                                         'release'  'Presente'
                                           'title'  'Pide piso'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-2', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['neo tango', 'tango nuevo', 'electrotango', 'electronic', 'tango']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '21'
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'loc-samerica-argentina'
                                             'bpm'  '126.017'
                                             'key'  '8A'
                                        'acoustid'  '8bb92700-1384-4181-9310-6fd1063b57e6'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Presente'
'TBPM' (BPM (beats per minute))                     '126.017'
'TCON' (Content type, a.k.a. Genre)                 'loc-samerica-argentina'
'TDOR' (Original release time)                      '2013'
'TDRC' (Recording time)                             '2013-03-05'
'TIT2' (Title/songname/content description)         'Pide piso'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Bajofondo'
'TPE2' (Band/orchestra/accompaniment)               'Bajofondo'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Masterworks'
'TRCK' (Track number/Position in set)               '4/21'
'TSO2'                                              'Bajofondo'
'TSOP' (Performer sort order)                       'Bajofondo'
'TSSE' (Software/Hardware and settings used for encoding)  'Lame3.98'
'TXXX:ASIN'                                         'B00BJ9MTGO'
'TXXX:Acoustid Id'                                  '8bb92700-1384-4181-9310-6fd1063b57e6'
'TXXX:MusicBrainz Album Artist Id'                  'c78a5d46-c631-41bc-8772-439002e3d3aa'
'TXXX:MusicBrainz Album Id'                         'ab1094a3-d237-4f7c-a3d7-21c25b379985'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'c78a5d46-c631-41bc-8772-439002e3d3aa'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['neo tango', 'tango nuevo', 'electrotango', 'electronic', 'tango']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.26 dB'
'TXXX:replaygain_track_peak'                        '0.443164'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'9ea3639f-1aed-4fa7-87c7-c2713891dea6')

========================== row from database ==========================
                                              'id'  645667
                                            'path'  /data/Music/Bulk/00localcharacter/Bajofondo - Presente/04 - Pide piso.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  324
                                           'genre'  loc-samerica-argentina
                                        'filesize'  13265137
                                           'mtime'  1676040082
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 04 loc samerica argentina
                                      'tag_artist'  Bajofondo
                                     'tag_release'  Presente
                                       'tag_title'  Pide piso
                                             'bpm'  126.017
                                    'search_title'  'pide':1 'piso':2
                                   'search_artist'  'bajofondo':1
                                  'search_release'  'presente':1
                                     'search_rest'  'argentina':3 'loc':1 'samerica':2
                                    'search_combo'  'argentina':7 'bajofondo':3B 'loc':5 'pide':1A 'piso':2A 'presente':4C 'samerica':6
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']
                                      'lastfmtags'  ['neo tango', 'tango nuevo', 'electrotango', 'electronic', 'tango']
                                        'tag_date'  2013
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1676040082.3634574  (2023-02-10 15:41:22)
                             'size'  13265137