======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '169'
                                          'artist'  'Spratleys Japs'
                                     'text_people'  ''
                                         'release'  'Pony'
                                           'title'  'Pond'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'Q-PLAY-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-1', 'q-drums-2', 'q-other-2', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['11', 'pronk', 'psychedelic rock', 'psychedelic']"
                                     'discogstags'  "['rock', 'alternative rock', 'art rock', 'prog rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '12'
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'rock-cppex-psychedelic'
                                             'bpm'  '130.7'
                                             'key'  '8A'
                                        'acoustid'  '7d58d1a8-c5c3-462e-b029-b2f289016cb8'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Pony'
'TBPM' (BPM (beats per minute))                     '130.7'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-psychedelic'
'TDOR' (Original release time)                      '1999'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'Pond'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Spratleys Japs'
'TPE2' (Band/orchestra/accompaniment)               'Spratleys Japs'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'All My Eye and Betty Martin Music'
'TRCK' (Track number/Position in set)               '11/12'
'TSO2'                                              'Spratleys Japs'
'TSOP' (Performer sort order)                       'Spratleys Japs'
'TXXX:ASIN'                                         'B001UXPN1M'
'TXXX:Acoustid Id'                                  '7d58d1a8-c5c3-462e-b029-b2f289016cb8'
'TXXX:Artists'                                      'Spratleys Japs'
'TXXX:BARCODE'                                      '5021272038329'
'TXXX:CATALOGNUMBER'                                'AME CD001'
'TXXX:MusicBrainz Album Artist Id'                  'f253e271-f448-4740-9ae8-f48a8f8b1616'
'TXXX:MusicBrainz Album Id'                         'dc80ab3d-632f-4c13-ab4e-675632a4002c'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'f253e271-f448-4740-9ae8-f48a8f8b1616'
'TXXX:MusicBrainz Release Group Id'                 '64ad7833-5f34-382c-b958-4ddb2fc8c945'
'TXXX:MusicBrainz Release Track Id'                 '333ebe74-6b2e-3b13-afa7-14506b8f5c23'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['rock', 'alternative rock', 'art rock', 'prog rock']
'TXXX:lastfmtags'                                   ['11', 'pronk', 'psychedelic rock', 'psychedelic']
'TXXX:originalyear'                                 '1999'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.17 dB'
'TXXX:replaygain_track_peak'                        '1.001100'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ab70a228-484d-4e0c-9fa2-d8d34e7d61e8')

========================== row from database ==========================
                                              'id'  1506539
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Spratleys japs - [2001] - Pony/Spratley_s Japs - 11 - Pond.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  169
                                           'genre'  rock-cppex-psychedelic
                                        'filesize'  6769978
                                           'mtime'  1620735985
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm japs [2001] Spratley_s 11 rock cppex psychedelic
                                      'tag_artist'  Spratleys Japs
                                     'tag_release'  Pony
                                       'tag_title'  Pond
                                             'bpm'  130.7
                                    'search_title'  'pond':1
                                   'search_artist'  'japs':2 'spratleys':1
                                  'search_release'  'pony':1
                                     'search_rest'  '2001':2,3 'cppex':7 'japs':1 'psychedelic':8 'rock':6 's':5 'spratley':4
                                    'search_combo'  '2001':6,7 'cppex':11 'japs':3B,5 'pond':1A 'pony':4C 'psychedelic':12 'rock':10 's':9 'spratley':8 'spratleys':2B
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-mixbeat-2', 'Q-PIANO-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['11', 'pronk', 'psychedelic rock', 'psychedelic']
                                        'tag_date'  1999
                                     'discogstags'  ['rock', 'alternative rock', 'art rock', 'prog rock']

============================== file details ==============================
                                           'mtime'  1620735984.9999175  (2021-05-11 14:26:24)
                             'size'  6769978