======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '200'
                                          'artist'  'Poe'
                                     'text_people'  ''
                                         'release'  'Haunted'
                                           'title'  'If You Were Here'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'alternative', 'rock', 'female vocalists', 'singer songwriter']"
                                     'discogstags'  "['electronic', 'leftfield']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '17'
                                      'tracktotal'  '18'
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '111'
                                             'key'  '7B'
                                        'acoustid'  '5c650fdf-46dd-4e64-8e09-220517921c6c'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Haunted'
'TBPM' (BPM (beats per minute))                     '111'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2001'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['producer', 'Poe'], ['producer', 'Olle Romo']])
'TIT2' (Title/songname/content description)         'If You Were Here'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'Poe'
'TPE2' (Band/orchestra/accompaniment)               'Poe'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '17/18'
'TSO2'                                              'Poe'
'TSOP' (Performer sort order)                       'Poe'
'TSRC' (ISRC (international standard recording code))  'USAT20002066'
'TXXX:Acoustid Id'                                  '5c650fdf-46dd-4e64-8e09-220517921c6c'
'TXXX:Artists'                                      'Poe'
'TXXX:MusicBrainz Album Artist Id'                  '72ae540c-514f-4c05-b05d-e6297e0ce4da'
'TXXX:MusicBrainz Album Id'                         '7755956b-7886-40fc-8474-a0d86d08fa06'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '72ae540c-514f-4c05-b05d-e6297e0ce4da'
'TXXX:MusicBrainz Release Group Id'                 'd3a43032-9a41-3017-a8d8-b35b0c78730a'
'TXXX:MusicBrainz Release Track Id'                 '6ce3790b-f362-3b39-84d0-1454bb7614b2'
'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'                                  ['electronic', 'leftfield']
'TXXX:lastfmtags'                                   ['indie', 'alternative', 'rock', 'female vocalists', 'singer songwriter']
'TXXX:originalyear'                                 '2000'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.60 dB'
'TXXX:replaygain_track_peak'                        '0.339481'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'a6acad63-1397-4151-b998-9f468abb3e51')

========================== row from database ==========================
                                              'id'  1253174
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Poe/Haunted-17-If You Were Here.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  200
                                           'genre'  ifs-songwriter
                                        'filesize'  4013632
                                           'mtime'  1636400408
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 17 ifs songwriter
                                      'tag_artist'  Poe
                                     'tag_release'  Haunted
                                       'tag_title'  If You Were Here
                                             'bpm'  111.0
                                    'search_title'  'here':4 'if':1 'were':3 'you':2
                                   'search_artist'  'poe':1
                                  'search_release'  'haunted':1
                                     'search_rest'  '00singer':1 'eos':3 'ifs':4 'songwriter':2
                                    'search_combo'  '00singer':7 'eos':9 'haunted':6C 'here':4A 'if':1A 'ifs':10 'poe':5B 'songwriter':8 'were':3A 'you':2A
                                    'tag_tracknum'  17
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative', 'rock', 'female vocalists', 'singer songwriter']
                                        'tag_date'  2001
                                     'discogstags'  ['electronic', 'leftfield']

============================== file details ==============================
                                           'mtime'  1636400407.8552718  (2021-11-08 20:40:07)
                             'size'  4013632