======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '453'
                                          'artist'  'Titanik'
                                     'text_people'  ''
                                         'release'  'La Psicotropia'
                                           'title'  'Null 21'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', "
 "'q-grit-2', 'q-play-3', 'Q-OLDST-3', 'q-chart-1', 'q-drums-4', 'q-other-2', "
 "'q-piano-1', 'q-vocals-2', 'Q-HHRNBTT-1', 'q-mixbeat-2', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['electronic']"
                                     'discogstags'  "['crunk', 'electronic', 'dub', 'trip hop', 'hip hop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '10'
                                            'date'  '2014'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-psych'
                                             'bpm'  '92.0'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'APIC:cover'                                        type PictureType.COVER_FRONT (Cover (front)) b'cover'
                                     
'TALB' (Album/Movie/Show title)                     'La Psicotropia'
'TBPM' (BPM (beats per minute))                     '92.0'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-psych'
'TDOR' (Original release time)                      '2014'
'TDRC' (Recording time)                             '2014-07-29'
'TIT2' (Title/songname/content description)         'Null 21'
'TKEY' (Initial key)                                '3A'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Titanik'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Pakapi Records'
'TRCK' (Track number/Position in set)               '4/10'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Titanik'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '6dacdf01-0e9b-450f-b060-b2e96ee9b260'
'TXXX:MusicBrainz Album Release Country'            'AR'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '177f38f7-3c7a-47f1-9129-ad8a0bfa2fdf'
'TXXX:MusicBrainz Release Group Id'                 '3fa90d93-f81e-457d-b731-9f6cc772cf91'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['crunk', 'electronic', 'dub', 'trip hop', 'hip hop']
'TXXX:lastfmtags'                                   'electronic'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.77 dB'
'TXXX:replaygain_track_peak'                        '0.434274'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'c1dc8a51-fbef-486d-8c62-3dd2aa66a7be')

========================== row from database ==========================
                                              'id'  1385513
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Los siquicos litoraleños - Various Artists - 2014 - La Psicotropia/04 - Titanik - Null 21.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  453
                                           'genre'  electronic-experimental-psych
                                        'filesize'  18434630
                                           'mtime'  1637329336
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Los siquicos litoraleños Various Artists 2014 04 electronic experimental psych
                                      'tag_artist'  Titanik
                                     'tag_release'  La Psicotropia
                                       'tag_title'  Null 21
                                             'bpm'  92.0
                                    'search_title'  '21':2 'null':1
                                   'search_artist'  'titanik':1
                                  'search_release'  'la':1 'psicotropia':2
                                     'search_rest'  '2014':7 'artists':6 'electronic':8 'experimental':9 'litoralenos':3,4 'los':1 'psych':10 'siquicos':2 'various':5
                                    'search_combo'  '2014':12 '21':2A 'artists':11 'electronic':13 'experimental':14 'la':4C 'litoralenos':8,9 'los':6 'null':1A 'psicotropia':5C 'psych':15 'siquicos':7 'titanik':3B 'various':10
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronic']
                                        'tag_date'  2014
                                     'discogstags'  ['crunk', 'electronic', 'dub', 'trip hop', 'hip hop']

============================== file details ==============================
                                           'mtime'  1637329336.4415767  (2021-11-19 14:42:16)
                             'size'  18434630