======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '190'
                                          'artist'  'Wolfgang Staehle and Steve Pollack'
                                     'text_people'  ''
                                         'release'  'Tellus #03'
                                           'title'  'Voice of the President'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-OLDST-3', 'q-chart-1', 'q-drums-4', 'q-other-1', "
 "'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['avant-garde', 'electro']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '09'
                                      'tracktotal'  ''
                                            'date'  '1984'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '98.8'
                                             'key'  '12A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Tellus #03'
'TBPM' (BPM (beats per minute))                     '98.8'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '1984'
'TIT2' (Title/songname/content description)         'Voice of the President'
'TKEY' (Initial key)                                '12A'
'TPE1' (Lead performer(s)/Soloist(s))               'Wolfgang Staehle and Steve Pollack'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '09'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:lastfmtags'                                   ['avant-garde', 'electro']
'TXXX:q-bass'                                       '3'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+3.28 dB'
'TXXX:replaygain_track_peak'                        '0.502423'

========================== row from database ==========================
                                              'id'  292759
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Tellus Audio Cassette Magazine/1983 - Tellus #3/09 - Wolfgang Staehle and Steve Pollack - Voice of the President.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  190
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  4600461
                                           'mtime'  1636912084
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Audio Cassette Magazine 1983 #3 09 electronic experimental oddness
                                      'tag_artist'  Wolfgang Staehle and Steve Pollack
                                     'tag_release'  Tellus #03
                                       'tag_title'  Voice of the President
                                             'bpm'  98.8
                                    'search_title'  'of':2 'president':4 'the':3 'voice':1
                                   'search_artist'  'and':3 'pollack':5 'staehle':2 'steve':4 'wolfgang':1
                                  'search_release'  '03':2,3 'tellus':1
                                     'search_rest'  '1983':4 '3':5,6 'audio':1 'cassette':2 'electronic':7 'experimental':8 'magazine':3 'oddness':9
                                    'search_combo'  '03':11C,12C '1983':16 '3':17,18 'and':7B 'audio':13 'cassette':14 'electronic':19 'experimental':20 'magazine':15 'oddness':21 'of':2A 'pollack':9B 'president':4A 'staehle':6B 'steve':8B 'tellus':10C 'the':3A 'voice':1A 'wolfgang':5B
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-1', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['avant-garde', 'electro']
                                        'tag_date'  1984
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636912083.6175392  (2021-11-14 18:48:03)
                             'size'  4600461