======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '80'
                                          'artist'  'Valgeir Sigurðsson'
                                     'text_people'  ''
                                         'release'  'Draumalandið'
                                           'title'  'Laxness'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'Q-PLAY-3', 'q-bass-3', 'q-busy-2', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-1', 'q-other-4', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  ("['icelandic', 'electronica', 'contemporary classical', 'ambient', "
 "'electronic', 'experimental']")
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '12'
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'electronic-ambient'
                                             'bpm'  '144.233'
                                             'key'  '9A'
                                        'acoustid'  'ea71cd52-8376-49da-932c-eb2b79b537e0'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Draumalandið'
'TBPM' (BPM (beats per minute))                     '144.233'
'TCON' (Content type, a.k.a. Genre)                 'electronic-ambient'
'TDOR' (Original release time)                      '2009'
'TDRC' (Recording time)                             '2009'
'TENC' (Encoded by)                                 'find out yourself'
'TIT2' (Title/songname/content description)         'Laxness'
'TKEY' (Initial key)                                '9A'
'TLAN' (Language(s))                                'English'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Valgeir Sigurðsson'
'TPE2' (Band/orchestra/accompaniment)               'Valgeir Sigurðsson'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Bedroom Community'
'TRCK' (Track number/Position in set)               '5/12'
'TSO2'                                              'Sigurðsson, Valgeir'
'TSOP' (Performer sort order)                       'Sigurðsson, Valgeir'
'TXXX:Acoustid Id'                                  'ea71cd52-8376-49da-932c-eb2b79b537e0'
'TXXX:CATALOGNUMBER'                                'HVALUR8LTD'
'TXXX:Filename'                                     '05'
'TXXX:MusicBrainz Album Artist Id'                  'b47171a4-1bfc-4d80-a91e-33c368fa6a5a'
'TXXX:MusicBrainz Album Id'                         '840177fd-b6ba-4d01-a036-50d453587826'
'TXXX:MusicBrainz Album Release Country'            'IS'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'b47171a4-1bfc-4d80-a91e-33c368fa6a5a'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['icelandic',
 'electronica',
 'contemporary classical',
 'ambient',
 'electronic',
 'experimental']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-4.14 dB'
'TXXX:replaygain_track_peak'                        '0.993408'
'WXXX:'                                             WXXX(encoding=<Encoding.UTF8: 3>, desc='', url='http://valgeir.net/album/draumalandi')

========================== row from database ==========================
                                              'id'  1384031
                                            'path'  /data/Music/Bulk/00poprockelectronic/00calmer/Valgeir Sigurðsson - Valgeir Sigurdsson/05 Laxness.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  80
                                           'genre'  electronic-ambient
                                        'filesize'  3206919
                                           'mtime'  1636910998
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00calmer Sigurdsson 05 electronic ambient
                                      'tag_artist'  Valgeir Sigurðsson
                                     'tag_release'  Draumalandið
                                       'tag_title'  Laxness
                                             'bpm'  144.233
                                    'search_title'  'laxness':1
                                   'search_artist'  'sigurdsson':3 'sigurðsson':2 'valgeir':1
                                  'search_release'  'draumalandid':2 'draumalandið':1
                                     'search_rest'  '00calmer':2 '00poprockelectronic':1 'ambient':5 'electronic':4 'sigurdsson':3
                                    'search_combo'  '00calmer':8 '00poprockelectronic':7 'ambient':11 'draumalandid':6C 'draumalandið':5C 'electronic':10 'laxness':1A 'sigurdsson':4B,9 'sigurðsson':3B 'valgeir':2B
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-mixbeat-2', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-3', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['icelandic', 'electronica', 'contemporary classical', 'ambient', 'electronic', 'experimental']
                                        'tag_date'  2009
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636910997.8933625  (2021-11-14 18:29:57)
                             'size'  3206919