======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '196'
                                          'artist'  'Tod Dockstader'
                                     'text_people'  ''
                                         'release'  'Aerial #2'
                                           'title'  'Ba Loon'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-3', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['contemporary classical', 'electronic', 'avant garde', 'experimental', "
 "'musique concrete']")
                                     'discogstags'  "['electronic', 'musique concrète', 'experimental', 'minimal']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '21'
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-experimental'
                                             'bpm'  '133.8'
                                             'key'  '1A'
                                        'acoustid'  'ba9f82c9-4718-4135-a131-e688f6dc8c09'
rest: ''

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

'COMM:ID3v1 Comment:eng'                            'Sub Rosa'
'TALB' (Album/Movie/Show title)                     'Aerial #2'
'TBPM' (BPM (beats per minute))                     '133.8'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental'
'TDOR' (Original release time)                      '2005'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Ba Loon'
'TKEY' (Initial key)                                '1A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Tod Dockstader'
'TPE2' (Band/orchestra/accompaniment)               'Tod Dockstader'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Sub Rosa'
'TRCK' (Track number/Position in set)               '7/21'
'TSO2'                                              'Dockstader, Tod'
'TSOP' (Performer sort order)                       'Dockstader, Tod'
'TXXX:Acoustid Id'                                  'ba9f82c9-4718-4135-a131-e688f6dc8c09'
'TXXX:CATALOGNUMBER'                                'SR 228'
'TXXX:MusicBrainz Album Artist Id'                  'a80175ee-6a9e-4bc4-b009-1bc48ac2cb13'
'TXXX:MusicBrainz Album Id'                         'e5068549-e677-4e94-addf-bec38476ef1e'
'TXXX:MusicBrainz Album Release Country'            'BE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'a80175ee-6a9e-4bc4-b009-1bc48ac2cb13'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'musique concrète', 'experimental', 'minimal']
'TXXX:lastfmtags'                                   ['contemporary classical',
 'electronic',
 'avant garde',
 'experimental',
 'musique concrete']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.33 dB'
'TXXX:replaygain_track_peak'                        '0.572293'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'1cee9976-c7aa-4e3e-b948-f16512c5b3c8')

========================== row from database ==========================
                                              'id'  507474
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Tod Dockstader/Aerial 2/07 Ba Loon.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  196
                                           'genre'  electronic-experimental
                                        'filesize'  6299065
                                           'mtime'  1636917172
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 07 electronic experimental
                                      'tag_artist'  Tod Dockstader
                                     'tag_release'  Aerial #2
                                       'tag_title'  Ba Loon
                                             'bpm'  133.8
                                    'search_title'  'ba':1 'loon':2
                                   'search_artist'  'dockstader':2 'tod':1
                                  'search_release'  '2':2,3 'aerial':1
                                     'search_rest'  'electronic':1 'experimental':2
                                    'search_combo'  '2':6C,7C 'aerial':5C 'ba':1A 'dockstader':4B 'electronic':8 'experimental':9 'loon':2A 'tod':3B
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['contemporary classical', 'electronic', 'avant garde', 'experimental', 'musique concrete']
                                        'tag_date'  2005
                                     'discogstags'  ['electronic', 'musique concrète', 'experimental', 'minimal']

============================== file details ==============================
                                           'mtime'  1636917171.9646435  (2021-11-14 20:12:51)
                             'size'  6299065