======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '234'
                                          'artist'  'Beaver & Krause'
                                     'text_people'  ''
                                         'release'  'In a Wild Sanctuary / Gandharva'
                                           'title'  'Spaced'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-2', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['avant garde', 'drone', 'electronic', 'experimental', 'psychedelic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '19'
                                            'date'  '1970'
                                        'comments'  ''
                                           'genre'  'electronic-experimental'
                                             'bpm'  '144.0'
                                             'key'  '11A'
                                        'acoustid'  '16e49a2b-6f99-4f79-b590-6382c03d1856'
rest: ''

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

'PRIV:AverageLevel:{\n\x00\x00'                     PRIV(owner='AverageLevel', data=b'{\n\x00\x00')
'PRIV:PeakValue:!P\x00\x00'                         PRIV(owner='PeakValue', data=b'!P\x00\x00')
'TALB' (Album/Movie/Show title)                     'In a Wild Sanctuary / Gandharva'
'TBPM' (BPM (beats per minute))                     '144.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental'
'TDRC' (Recording time)                             '1970'
'TIT2' (Title/songname/content description)         'Spaced'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Beaver & Krause'
'TPE2' (Band/orchestra/accompaniment)               'Beaver & Krause'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '3/19'
'TSO2'                                              'Beaver & Krause'
'TSOP' (Performer sort order)                       'Beaver & Krause'
'TXXX:ASIN'                                         'B000002MS6'
'TXXX:Acoustid Id'                                  '16e49a2b-6f99-4f79-b590-6382c03d1856'
'TXXX:MusicBrainz Album Artist Id'                  '939609cc-5fbb-4e05-a310-5929eb068d41'
'TXXX:MusicBrainz Album Id'                         '3dd515f4-fff2-4547-a22b-4deaf7bf6961'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '939609cc-5fbb-4e05-a310-5929eb068d41'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['avant garde', 'drone', 'electronic', 'experimental', 'psychedelic']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'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'                        '+0.77 dB'
'TXXX:replaygain_track_peak'                        '0.624187'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'22d64855-b603-4eb1-940f-3147892d11f8')

========================== row from database ==========================
                                              'id'  765839
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Beaver & Krause/[1970] In A Wild Sanctuary/03. Spaced.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  234
                                           'genre'  electronic-experimental
                                        'filesize'  3753863
                                           'mtime'  1622801671
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm [1970] A 03. electronic experimental
                                      'tag_artist'  Beaver & Krause
                                     'tag_release'  In a Wild Sanctuary / Gandharva
                                       'tag_title'  Spaced
                                             'bpm'  144.0
                                    'search_title'  'spaced':1
                                   'search_artist'  'beaver':1 'krause':2
                                  'search_release'  'a':2 'gandharva':5 'in':1 'sanctuary':4 'wild':3
                                     'search_rest'  '03':4,5 '1970':1,2 'a':3 'electronic':6 'experimental':7
                                    'search_combo'  '03':12,13 '1970':9,10 'a':5C,11 'beaver':2B 'electronic':14 'experimental':15 'gandharva':8C 'in':4C 'krause':3B 'sanctuary':7C 'spaced':1A 'wild':6C
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-3', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['avant garde', 'drone', 'electronic', 'experimental', 'psychedelic']
                                        'tag_date'  1970
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622801671.1956959  (2021-06-04 12:14:31)
                             'size'  3753863