======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '262'
                                          'artist'  'The Bonzo Dog Band'
                                     'text_people'  ''
                                         'release'  'Urban Spaceman'
                                           'title'  'Postcard'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-UNU-2', 'Q-PLAY-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-vocals-2', 'q-mixbeat-1', "
 "'Q-PIANO-2']")
                                      'lastfmtags'  "['eccentric', 'jazz', 'comedy', 'psychedelic', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '13'
                                            'date'  '1993'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '114.673'
                                             'key'  '8A'
                                        'acoustid'  'b96495a8-5f29-4fed-83e5-475bbe2cbd9d'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Urban Spaceman'
'TBPM' (BPM (beats per minute))                     '114.673'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDOR' (Original release time)                      '1968'
'TDRC' (Recording time)                             '1993'
'TIT2' (Title/songname/content description)         'Postcard'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'The Bonzo Dog Band'
'TPE2' (Band/orchestra/accompaniment)               'The Bonzo Dog Band'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'One Way Records'
'TRCK' (Track number/Position in set)               '3/13'
'TSO2'                                              'Bonzo Dog Band, The'
'TSOP' (Performer sort order)                       'Bonzo Dog Band, The'
'TXXX:ASIN'                                         'B000002QZF'
'TXXX:Acoustid Id'                                  'b96495a8-5f29-4fed-83e5-475bbe2cbd9d'
'TXXX:Artists'                                      'The Bonzo Dog Band'
'TXXX:BARCODE'                                      '077771743023'
'TXXX:CATALOGNUMBER'                                'S21 17430'
'TXXX:MusicBrainz Album Artist Id'                  '2fe8f530-861d-40ff-ac74-51f7e2701965'
'TXXX:MusicBrainz Album Id'                         'eb1ee65d-e661-3fc1-b0a6-16632d292ade'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '2fe8f530-861d-40ff-ac74-51f7e2701965'
'TXXX:MusicBrainz Release Group Id'                 '37573e9e-49c3-3e47-a875-1684b9c8e800'
'TXXX:MusicBrainz Release Track Id'                 'e9ff0e93-a448-3058-ad58-a8628e43669d'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['eccentric', 'jazz', 'comedy', 'psychedelic', 'rock']
'TXXX:originalyear'                                 '1968'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.47 dB'
'TXXX:replaygain_track_peak'                        '0.758612'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'6fc6e4fa-20a7-4e14-8914-32fc9a1171d1')

========================== row from database ==========================
                                              'id'  243977
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/0incharacter/Bonzo Dog Band/MBZ;#The Bonzo Dog Do Dah Band;#Urban Spaceman;#03;#Postcard.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  262
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  5273002
                                           'mtime'  1620571918
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 0incharacter MBZ;#The Dah Band;#Urban Spaceman;#03;#Postcard electronic experimental oddness
                                      'tag_artist'  The Bonzo Dog Band
                                     'tag_release'  Urban Spaceman
                                       'tag_title'  Postcard
                                             'bpm'  114.673
                                    'search_title'  'postcard':1
                                   'search_artist'  'band':4 'bonzo':2 'dog':3 'the':1
                                  'search_release'  'spaceman':2 'urban':1
                                     'search_rest'  '03':12,15 '0incharacter':1 'band':7,9 'dah':6 'electronic':17 'experimental':18 'mbz':2,4 'oddness':19 'postcard':13,16 'spaceman':11,14 'the':3,5 'urban':8,10
                                    'search_combo'  '03':19,22 '0incharacter':8 'band':5B,14,16 'bonzo':3B 'dah':13 'dog':4B 'electronic':24 'experimental':25 'mbz':9,11 'oddness':26 'postcard':1A,20,23 'spaceman':7C,18,21 'the':2B,10,12 'urban':6C,15,17
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'Q-PIANO-2', 'q-mixbeat-1', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['eccentric', 'jazz', 'comedy', 'psychedelic', 'rock']
                                        'tag_date'  1993
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620571917.8132043  (2021-05-09 16:51:57)
                             'size'  5273002