<pre>
======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '543'
                                          'artist'  'Indukti'
                                     'text_people'  ''
                                         'release'  'Idmen'
                                           'title'  'Tusan Homichi Tuvota'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-4', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  ("['progressive', 'instrumental', 'progressive metal', 'polish', "
 "'alternative', 'progressive rock']")
                                     'discogstags'  "['prog rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '8'
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'eid-metal-progressive;rock-cppex'
                                             'bpm'  '120'
                                             'key'  '7A'
                                        'acoustid'  '7982ec73-75e3-4dda-82ff-d69fa0cb7c59'
rest: ''

======================== rawer (from filesystem) ========================<mutagen.mp3.MPEGInfo object at 0x7f9537d75220>

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''<br/>                                     <img style="width:150px" src="image?fid=1399173"/>
'TALB' (Album/Movie/Show title)                     'Idmen'
'TBPM' (BPM (beats per minute))                     '120'
'TCON' (Content type, a.k.a. Genre)                 ['eid-metal-progressive', 'rock-cppex']
'TDOR' (Original release time)                      '2009'
'TDRC' (Recording time)                             '2009-07-27'
'TIT2' (Title/songname/content description)         'Tusan Homichi Tuvota'
'TKEY' (Initial key)                                '7A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Indukti'
'TPE2' (Band/orchestra/accompaniment)               'Indukti'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'InsideOut Music'
'TRCK' (Track number/Position in set)               '2/8'
'TSO2'                                              'Indukti'
'TSOP' (Performer sort order)                       'Indukti'
'TXXX:ASIN'                                         'B0029MAY6C'
'TXXX:Acoustid Id'                                  '7982ec73-75e3-4dda-82ff-d69fa0cb7c59'
'TXXX:Artists'                                      'Indukti'
'TXXX:BARCODE'                                      '0693723710020'
'TXXX:CATALOGNUMBER'                                'SPV710022'
'TXXX:MusicBrainz Album Artist Id'                  '216de703-21b9-4396-a01f-7927a754c4a7'
'TXXX:MusicBrainz Album Id'                         'dc500298-d625-44c2-9998-31eaa429b051'
'TXXX:MusicBrainz Album Release Country'            'XE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '216de703-21b9-4396-a01f-7927a754c4a7'
'TXXX:MusicBrainz Release Group Id'                 'f395348e-8959-48cc-b8ce-356157840695'
'TXXX:MusicBrainz Release Track Id'                 'e7f355ac-1f8b-32f4-9234-e70d8e216b43'
'TXXX:Q-HAP'                                        '1'
'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'                                  ['prog rock', 'rock']
'TXXX:lastfmtags'                                   ['progressive',
 'instrumental',
 'progressive metal',
 'polish',
 'alternative',
 'progressive rock']
'TXXX:originalyear'                                 '2009'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.75 dB'
'TXXX:replaygain_track_peak'                        '0.304117'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'4d8f45e0-c047-42f4-95d5-8b07c379b719')

========================== row from database ==========================
                                              'id'  1399173
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Indukti/Idmen/02.  tusan homichi tuvota.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  543
                                           'genre'  eid-metal-progressive;rock-cppex
                                        'filesize'  21800372
                                           'mtime'  1620735974
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal 02. tusan homichi tuvota eid metal progressive;rock cppex
                                      'tag_artist'  Indukti
                                     'tag_release'  Idmen
                                       'tag_title'  Tusan Homichi Tuvota
                                             'bpm'  120.0
                                    'search_title'  'homichi':2 'tusan':1 'tuvota':3
                                   'search_artist'  'indukti':1
                                  'search_release'  'idmen':1
                                     'search_rest'  '00dwimp':1 '00metal':2 '02':3,4 'cppex':14 'eid':8 'homichi':6 'metal':9 'progressive':10,12 'rock':11,13 'tusan':5 'tuvota':7
                                    'search_combo'  '00dwimp':6 '00metal':7 '02':8,9 'cppex':19 'eid':13 'homichi':2A,11 'idmen':5C 'indukti':4B 'metal':14 'progressive':15,17 'rock':16,18 'tusan':1A,10 'tuvota':3A,12
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-4']
                                      'lastfmtags'  ['progressive', 'instrumental', 'progressive metal', 'polish', 'alternative', 'progressive rock']
                                        'tag_date'  2009
                                     'discogstags'  ['prog rock', 'rock']

============================== file details ==============================
                                           'mtime'  1620735973.510495  (2021-05-11 14:26:13)
                             'size'  21800372