======================== unified (from filesystem) ========================
                                         'bitrate'  '224.0'
                                        'duration'  '172'
                                          'artist'  'Fredrik Nilsen'
                                     'text_people'  ''
                                         'release'  ('The Lowest Form of Music [CD7]: Joe Potts (with Vetza), Doo-Dooettes, '
 'Ettes/Kuwara-Mukai, Fredrik Nilsen, Solid Eye, Harold Schroeder, Kevin '
 'Laffey, Slimy Adenoid and the Pablums, Monitor, Dennis Duck, Paul is Dead, '
 'Friends of Leslie')
                                           'title'  'Insecticide, a Philosophic Didactic'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-2', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  '[\'industrial\', \'1981\', \'no wave\', "80\'s", \'lafms\']'
                                     'discogstags'  "['industrial', 'electronic', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '1980'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '146.0'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     ('The Lowest Form of Music [CD7]: Joe Potts (with Vetza), Doo-Dooettes, '
 'Ettes/Kuwara-Mukai, Fredrik Nilsen, Solid Eye, Harold Schroeder, Kevin '
 'Laffey, Slimy Adenoid and the Pablums, Monitor, Dennis Duck, Paul is Dead, '
 'Friends of Leslie')
'TBPM' (BPM (beats per minute))                     '146.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '1980'
'TIT2' (Title/songname/content description)         'Insecticide, a Philosophic Didactic'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Fredrik Nilsen'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['industrial', 'electronic', 'experimental']
'TXXX:lastfmtags'                                   ['industrial', '1981', 'no wave', "80's", 'lafms']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.54 dB'
'TXXX:replaygain_track_peak'                        '0.522564'

========================== row from database ==========================
                                              'id'  1368743
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Fredrik Nilsen - Joe Potts, Doo-Dooettes, Solid Eye, Monitor, Dennis Duck, and others [224k]/04 - fredrik nilsen - insecticide, a philosophic didactic.mp3
                                         'working'  None
                                         'bitrate'  224
                                    'duration_sec'  172
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  4836767
                                           'mtime'  1636915607
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Potts, others [224k] 04 fredrik nilsen insecticide, philosophic didactic electronic experimental oddness
                                      'tag_artist'  Fredrik Nilsen
                                     'tag_release'  The Lowest Form of Music [CD7]: Joe Potts (with Vetza), Doo-Dooettes, Ettes/Kuwara-Mukai, Fredrik Nilsen, Solid Eye, Harold Schroeder, Kevin Laffey, Slimy Adenoid and the Pablums, Monitor, Dennis Duck, Paul is Dead, Friends of Leslie
                                       'tag_title'  Insecticide, a Philosophic Didactic
                                             'bpm'  146.0
                                    'search_title'  'a':3 'didactic':5 'insecticide':1,2 'philosophic':4
                                   'search_artist'  'fredrik':1 'nilsen':2
                                  'search_release'  'adenoid':34 'and':35 'cd7':6,7 'dead':45,46 'dennis':40 'doo':14 'doodooettes':16 'dooettes':15 'duck':41,42 'ettes':17 'etteskuwaramukai':20 'eye':25,26 'form':3 'fredrik':21 'friends':47 'harold':27 'is':44 'joe':8 'kevin':30 'kuwara':18 'laffey':31,32 'leslie':48 'lowest':2 'monitor':38,39 'mukai':19 'music':5 'nilsen':22,23 'of':4 'pablums':36,37 'paul':43 'potts':9 'schroeder':28,29 'slimy':33 'solid':24 'the':1 'vetza':12,13 'with':10,11
                                     'search_rest'  '224k':4,5 'didactic':11 'electronic':12 'experimental':13 'fredrik':6 'insecticide':8,9 'nilsen':7 'oddness':14 'others':3 'philosophic':10 'potts':1,2
                                    'search_combo'  '224k':59,60 'a':3A 'adenoid':41C 'and':42C 'cd7':13C,14C 'dead':52C,53C 'dennis':47C 'didactic':5A,66 'doo':21C 'doodooettes':23C 'dooettes':22C 'duck':48C,49C 'electronic':67 'ettes':24C 'etteskuwaramukai':27C 'experimental':68 'eye':32C,33C 'form':10C 'fredrik':6B,28C,61 'friends':54C 'harold':34C 'insecticide':1A,2A,63,64 'is':51C 'joe':15C 'kevin':37C 'kuwara':25C 'laffey':38C,39C 'leslie':55C 'lowest':9C 'monitor':45C,46C 'mukai':26C 'music':12C 'nilsen':7B,29C,30C,62 'oddness':69 'of':11C 'others':58 'pablums':43C,44C 'paul':50C 'philosophic':4A,65 'potts':16C,56,57 'schroeder':35C,36C 'slimy':40C 'solid':31C 'the':8C 'vetza':19C,20C 'with':17C,18C
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-1', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['industrial', '1981', 'no wave', "80's", 'lafms']
                                        'tag_date'  1980
                                     'discogstags'  ['industrial', 'electronic', 'experimental']

============================== file details ==============================
                                           'mtime'  1636915607.4243052  (2021-11-14 19:46:47)
                             'size'  4836767