======================== unified (from filesystem) ========================
                                         'bitrate'  '222.149'
                                        'duration'  '253'
                                          'artist'  'Machinae Supremacy'
                                     'text_people'  'Machinae Supremacy'
                                         'release'  'Redeemer'
                                           'title'  'Hate'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-4', 'q-grit-4', 'q-play-2', "
 "'q-chart-3', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['metal', 'sid metal', 'game music', 'electronic', 'power metal']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '11'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'eid-metal'
                                             'bpm'  '136.184'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Redeemer'
'TBPM' (BPM (beats per minute))                     '136.184'
'TCOM' (Composer)                                   'Machinae Supremacy'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal'
'TDOR' (Original release time)                      '2006'
'TDRC' (Recording time)                             '2006-11-08'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['mix', '倀愀琀爀椀欀\u2000䨀⸀\u2000匀琀攀渀'], ['洀椀砀', '䘀爀攀搀爀椀欀\u2000一漀爀搀猀琀爀\uf600洀']])
'TIT2' (Title/songname/content description)         'Hate'
'TKEY' (Initial key)                                '10A'
'TLAN' (Language(s))                                'English'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Machinae Supremacy'
'TPE2' (Band/orchestra/accompaniment)               'Machinae Supremacy'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Spinefarm Records'
'TRCK' (Track number/Position in set)               '6/11'
'TSO2'                                              'Machinae Supremacy'
'TSOP' (Performer sort order)                       'Machinae Supremacy'
'TSRC' (ISRC (international standard recording code))  'FIUM70600172'
'TXXX:ASIN'                                         'B000JYWCMG'
'TXXX:BARCODE'                                      '0602517123830'
'TXXX:CATALOGNUMBER'                                'SPI280CD'
'TXXX:MusicBrainz Album Artist Id'                  '22cbe400-9906-4c47-973c-b7122b23840a'
'TXXX:MusicBrainz Album Id'                         '55ed5049-1153-440f-83f7-76c2557321ea'
'TXXX:MusicBrainz Album Release Country'            'FI'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '22cbe400-9906-4c47-973c-b7122b23840a'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['metal', 'sid metal', 'game music', 'electronic', 'power metal']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '4'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-2.34 dB'
'TXXX:replaygain_track_peak'                        '0.388144'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'1e3e5c79-9a91-48a1-8feb-bbd3594e0d66')

========================== row from database ==========================
                                              'id'  1391017
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Machinae Supremacy - Machinæ Supremacy/Redeemer (Retail Edition)/Hate.mp3
                                         'working'  None
                                         'bitrate'  222
                                    'duration_sec'  253
                                           'genre'  eid-metal
                                        'filesize'  7038888
                                           'mtime'  1620301125
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal Machinæ (Retail Edition) eid metal
                                      'tag_artist'  Machinae Supremacy
                                     'tag_release'  Redeemer
                                       'tag_title'  Hate
                                             'bpm'  136.184
                                    'search_title'  'hate':1
                                   'search_artist'  'machinae':1 'supremacy':2
                                  'search_release'  'redeemer':1
                                     'search_rest'  '00dwimp':1 '00metal':2 'edition':7,8 'eid':9 'machinae':4 'machinæ':3 'metal':10 'retail':5,6
                                    'search_combo'  '00dwimp':5 '00metal':6 'edition':11,12 'eid':13 'hate':1A 'machinae':2B,8 'machinæ':7 'metal':14 'redeemer':4C 'retail':9,10 'supremacy':3B
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-4', 'q-drums-2', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-4']
                                      'lastfmtags'  ['metal', 'sid metal', 'game music', 'electronic', 'power metal']
                                        'tag_date'  2006
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620301124.9178705  (2021-05-06 13:38:44)
                             'size'  7038888