======================== unified (from filesystem) ========================
                                         'bitrate'  '233.975'
                                        'duration'  '323'
                                          'artist'  'Autechre'
                                     'text_people'  ''
                                         'release'  'Rough Trade Shops: Electronic 01'
                                           'title'  'Basscadet'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'idm', 'electronic', 'experimental', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '21'
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '125.083'
                                             'key'  '8A'
                                        'acoustid'  '550b70ca-f47f-4a76-9d25-e3810bd09453'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            '[CD STUMM 203] VA - Rough Tr'
'TALB' (Album/Movie/Show title)                     'Rough Trade Shops: Electronic 01'
'TBPM' (BPM (beats per minute))                     '125.083'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDOR' (Original release time)                      '2002'
'TDRC' (Recording time)                             '2002-03-18'
'TIT2' (Title/songname/content description)         'Basscadet'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Autechre'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/2'
'TPUB' (Publisher)                                  'Mute'
'TRCK' (Track number/Position in set)               '12/21'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Autechre'
'TXXX:ASIN'                                         'B00005YXNS'
'TXXX:Acoustid Id'                                  '550b70ca-f47f-4a76-9d25-e3810bd09453'
'TXXX:BARCODE'                                      '5016025612031'
'TXXX:CATALOGNUMBER'                                'cdstumm203'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '1dfc0025-e3ba-4c4a-b7c1-32bf16672a02'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '410c9baf-5469-44f6-9852-826524b80c61'
'TXXX:MusicBrainz Release Group Id'                 'fc0bf26f-9a5c-3b96-af05-7e22b81d499e'
'TXXX:Q-HAP'                                        '3'
'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'
'TXXX:lastfmtags'                                   ['electronica', 'idm', 'electronic', 'experimental', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.35 dB'
'TXXX:replaygain_track_peak'                        '0.455557'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'f9176795-1bb3-4893-b791-65deafcc7c55')

========================== row from database ==========================
                                              'id'  242940
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/0sound_effects/BBC radiophonic workshop/CD1/12 Autechre - Basscadet.mp3
                                         'working'  None
                                         'bitrate'  234
                                    'duration_sec'  323
                                           'genre'  electronic
                                        'filesize'  9474592
                                           'mtime'  1636912257
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 0sound_effects BBC radiophonic workshop CD1 12 electronic
                                      'tag_artist'  Autechre
                                     'tag_release'  Rough Trade Shops: Electronic 01
                                       'tag_title'  Basscadet
                                             'bpm'  125.083
                                    'search_title'  'basscadet':1
                                   'search_artist'  'autechre':1
                                  'search_release'  'electronic':5 'rough':1 'shops':3,4 'trade':2
                                     'search_rest'  '0sound':1 'bbc':3 'cd1':6 'effects':2 'electronic':7 'radiophonic':4 'workshop':5
                                    'search_combo'  '0sound':8 'autechre':2B 'basscadet':1A 'bbc':10 'cd1':13 'effects':9 'electronic':7C,14 'radiophonic':11 'rough':3C 'shops':5C,6C 'trade':4C 'workshop':12
                                    'tag_tracknum'  12
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'idm', 'electronic', 'experimental', 'ambient']
                                        'tag_date'  2002
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636912256.8761194  (2021-11-14 18:50:56)
                             'size'  9474592