======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '306'
                                          'artist'  'mu fa or'
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                                         'release'  'All Creatures Sing'
                                           'title'  'Guardian Amount'
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 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['spapkatosh']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  '13'
                                            'date'  '2012'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '99.177'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 000008DF 000008C0 00005260 00004BD5 00025D34 000260AC 00007FFE 00007FFE '
 '0001E92F 0000E40F')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 000008D0 0000000000CE5C20 00000000 0095AB1B 00000000 '
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'COMM:iTunes_CDDB_1:eng'                            'A509000D+173023+13+150+19283+38381+47547+59899+72710+75657+93420+101543+124699+134385+137427+150023'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '13'
'TALB' (Album/Movie/Show title)                     'All Creatures Sing'
'TBPM' (BPM (beats per minute))                     '99.177'
'TCOM' (Composer)                                   'Magenta and Wobbly'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDOR' (Original release time)                      '2012'
'TDRC' (Recording time)                             '2012-08-09'
'TENC' (Encoded by)                                 'iTunes 8.2.1'
'TIT2' (Title/songname/content description)         'Guardian Amount'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'mu fa or'
'TPE2' (Band/orchestra/accompaniment)               'mu fa or'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '13/13'
'TSO2'                                              'mu fa or'
'TSOP' (Performer sort order)                       'mu fa or'
'TXXX:Artists'                                      'mu fa or'
'TXXX:MusicBrainz Album Artist Id'                  'fce1fc32-4343-4d5d-81c3-088775e57efd'
'TXXX:MusicBrainz Album Id'                         '1d5a1736-417c-45a6-a65f-34b83c6c9f86'
'TXXX:MusicBrainz Album Release Country'            'XW'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'fce1fc32-4343-4d5d-81c3-088775e57efd'
'TXXX:MusicBrainz Release Group Id'                 '92b20a96-3c90-4bfc-af43-ff8074f4da40'
'TXXX:MusicBrainz Release Track Id'                 '96e2fcba-f523-425c-8281-a91a1a87828e'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '4'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   'spapkatosh'
'TXXX:originalyear'                                 '2012'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.03 dB'
'TXXX:replaygain_track_peak'                        '0.356593'
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========================== row from database ==========================
                                              'id'  249394
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/0experimental_sound_projects/Wobbly/mu fa or - All Creatures Sing/13 Guardian Amount.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  306
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  10032055
                                           'mtime'  1620571998
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 0experimental_sound_projects Wobbly 13 electronic experimental oddness
                                      'tag_artist'  mu fa or
                                     'tag_release'  All Creatures Sing
                                       'tag_title'  Guardian Amount
                                             'bpm'  99.177
                                    'search_title'  'amount':2 'guardian':1
                                   'search_artist'  'fa':2 'mu':1 'or':3
                                  'search_release'  'all':1 'creatures':2 'sing':3
                                     'search_rest'  '0experimental':1 'electronic':5 'experimental':6 'oddness':7 'projects':3 'sound':2 'wobbly':4
                                    'search_combo'  '0experimental':9 'all':6C 'amount':2A 'creatures':7C 'electronic':13 'experimental':14 'fa':4B 'guardian':1A 'mu':3B 'oddness':15 'or':5B 'projects':11 'sing':8C 'sound':10 'wobbly':12
                                    'tag_tracknum'  13
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-4', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['spapkatosh']
                                        'tag_date'  2012
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620571997.5810432  (2021-05-09 16:53:17)
                             'size'  10032055