======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '578'
                                          'artist'  'Sir Richard Bishop'
                                     'text_people'  ''
                                         'release'  'Graviton Polarity Generator'
                                           'title'  'Graviton Polarity Generator'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'guitar', 'experimental', 'folk', 'acoustic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '10'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted;mi-guitar'
                                             'bpm'  '131.0'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Graviton Polarity Generator'
'TBPM' (BPM (beats per minute))                     '131.0'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-unsorted', 'mi-guitar']
'TDOR' (Original release time)                      '2010'
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'Graviton Polarity Generator'
'TKEY' (Initial key)                                '9A'
'TMED' (Media type)                                 'Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Sir Richard Bishop'
'TPE2' (Band/orchestra/accompaniment)               'Sir Richard Bishop'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Social Music Records'
'TRCK' (Track number/Position in set)               '5/10'
'TSO2'                                              'Bishop, Sir Richard'
'TSOP' (Performer sort order)                       'Bishop, Sir Richard'
'TXXX:Artists'                                      'Sir Richard Bishop'
'TXXX:CATALOGNUMBER'                                'SMRC 05'
'TXXX:MusicBrainz Album Artist Id'                  'a444f8ff-2f8b-438b-a680-32c1f393244b'
'TXXX:MusicBrainz Album Id'                         '79386103-7061-47bc-ad66-5aa052830ee9'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'a444f8ff-2f8b-438b-a680-32c1f393244b'
'TXXX:MusicBrainz Release Group Id'                 '121e5b46-6a29-40a1-8569-3eb1e58f4e07'
'TXXX:MusicBrainz Release Track Id'                 '02a41a20-a3a2-306d-b670-d8d8edd712cd'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['instrumental', 'guitar', 'experimental', 'folk', 'acoustic']
'TXXX:originalyear'                                 '2010'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+2.69 dB'
'TXXX:replaygain_track_peak'                        '0.829505'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'8775f04f-d2f0-4608-bd46-03bce1de6335')

========================== row from database ==========================
                                              'id'  1372952
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Sir Richard Bishop - graviton-polarity-generator/6-Graviton Polarity Generator.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  578
                                           'genre'  electronic-unsorted;mi-guitar
                                        'filesize'  18502022
                                           'mtime'  1636473456
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm graviton polarity generator 6 electronic unsorted;mi guitar
                                      'tag_artist'  Sir Richard Bishop
                                     'tag_release'  Graviton Polarity Generator
                                       'tag_title'  Graviton Polarity Generator
                                             'bpm'  131.0
                                    'search_title'  'generator':3 'graviton':1 'polarity':2
                                   'search_artist'  'bishop':3 'richard':2 'sir':1
                                  'search_release'  'generator':3 'graviton':1 'polarity':2
                                     'search_rest'  '6':4 'electronic':5 'generator':3 'graviton':1 'guitar':10 'mi':7,9 'polarity':2 'unsorted':6,8
                                    'search_combo'  '6':13 'bishop':6B 'electronic':14 'generator':3A,9C,12 'graviton':1A,7C,10 'guitar':19 'mi':16,18 'polarity':2A,8C,11 'richard':5B 'sir':4B 'unsorted':15,17
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', '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-3']
                                      'lastfmtags'  ['instrumental', 'guitar', 'experimental', 'folk', 'acoustic']
                                        'tag_date'  2010
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636473455.7802124  (2021-11-09 16:57:35)
                             'size'  18502022