======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '438'
                                          'artist'  'Sigur Rós'
                                     'text_people'  ''
                                         'release'  'Von'
                                           'title'  'Hzn Jvrp ...'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-3', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['indie', 'alternative', 'icelandic', 'post rock', 'ambient']"
                                     'discogstags'  "['electronic', 'rock', 'abstract', 'ambient', 'experimental', 'shoegaze']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '12'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic-ambient'
                                             'bpm'  '142.207'
                                             'key'  '5A'
                                        'acoustid'  'c43f9e8b-a7e1-4d3f-b6b8-3d17c0eeb66c'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Von'
'TBPM' (BPM (beats per minute))                     '142.207'
'TCON' (Content type, a.k.a. Genre)                 'electronic-ambient'
'TDOR' (Original release time)                      '1997'
'TDRC' (Recording time)                             '2004-10-26'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['Ágúst Ævar Gunnarsson', ''], ['Georg Hólm', ''], ['Jón Þór Birgisson', '']])
'TIT2' (Title/songname/content description)         'Hzn Jvrp ...'
'TKEY' (Initial key)                                '5A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Sigur Rós'
'TPE2' (Band/orchestra/accompaniment)               'Sigur Rós'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Smekkleysa'
'TRCK' (Track number/Position in set)               '3/12'
'TSO2'                                              'Sigur Rós'
'TSOP' (Performer sort order)                       'Sigur Rós'
'TSRC' (ISRC (international standard recording code))  'ISC110400303'
'TXXX:ASIN'                                         'B0002SVW3O'
'TXXX:Acoustid Id'                                  'c43f9e8b-a7e1-4d3f-b6b8-3d17c0eeb66c'
'TXXX:BARCODE'                                      '827954066124'
'TXXX:CATALOGNUMBER'                                'SM 67 CD'
'TXXX:MusicBrainz Album Artist Id'                  'f6f2326f-6b25-4170-b89d-e235b25508e8'
'TXXX:MusicBrainz Album Id'                         '3a25e9f7-2512-336f-b081-2ced39970723'
'TXXX:MusicBrainz Album Release Country'            'IS'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'f6f2326f-6b25-4170-b89d-e235b25508e8'
'TXXX:Q-HAP'                                        '3'
'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'                                  ['electronic', 'rock', 'abstract', 'ambient', 'experimental', 'shoegaze']
'TXXX:lastfmtags'                                   ['indie', 'alternative', 'icelandic', 'post rock', 'ambient']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.95 dB'
'TXXX:replaygain_track_peak'                        '0.463439'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'd8079dee-9fcd-4848-be28-862b9ec6d40e')

========================== row from database ==========================
                                              'id'  1316834
                                            'path'  /data/Music/Bulk/00poprockelectronic/Sigur Ros/von/sigur ros - 03 - hun jor.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  438
                                           'genre'  electronic-ambient
                                        'filesize'  7023428
                                           'mtime'  1636911182
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Ros von sigur ros 03 hun jor electronic ambient
                                      'tag_artist'  Sigur Rós
                                     'tag_release'  Von
                                       'tag_title'  Hzn Jvrp ...
                                             'bpm'  142.207
                                    'search_title'  'hzn':1 'jvrp':2
                                   'search_artist'  'ros':2,3 'sigur':1
                                  'search_release'  'von':1
                                     'search_rest'  '00poprockelectronic':1 'ambient':8 'electronic':7 'hun':5 'jor':6 'ros':2 'sigur':4 'von':3
                                    'search_combo'  '00poprockelectronic':7 'ambient':14 'electronic':13 'hun':11 'hzn':1A 'jor':12 'jvrp':2A 'ros':4B,5B,8 'sigur':3B,10 'von':6C,9
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-2', 'q-syn-3', 'q-chart-4', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative', 'icelandic', 'post rock', 'ambient']
                                        'tag_date'  2004
                                     'discogstags'  ['electronic', 'rock', 'abstract', 'ambient', 'experimental', 'shoegaze']

============================== file details ==============================
                                           'mtime'  1636911181.6386623  (2021-11-14 18:33:01)
                             'size'  7023428