======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '149'
                                          'artist'  ''
                                     'text_people'  ''
                                         'release'  'Something Weird Audio Volume 1'
                                           'title'  "Natasha's Surburban Sexercize"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '30'
                                      'tracktotal'  ''
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '87.634'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.OTHER (Other) b''
                                     
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'PRIV:PeakValue:ÿ"\x00\x00'                         PRIV(owner='PeakValue', data=b'\xff"\x00\x00')
'TALB' (Album/Movie/Show title)                     'Something Weird Audio Volume 1'
'TBPM' (BPM (beats per minute))                     '87.634'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2013'
'TIT2' (Title/songname/content description)         "Natasha's Surburban Sexercize"
'TKEY' (Initial key)                                '9A'
'TLEN' (Length)                                     '149681'
'TPE1' (Lead performer(s)/Soloist(s))               'Various Artists'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '30'
'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:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.81 dB'
'TXXX:replaygain_track_peak'                        '0.459890'

========================== row from database ==========================
                                              'id'  1502632
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/va - Something Weird Audio Vol. 1/30. natasha_s surburban sexercize.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  149
                                           'genre'  electronic-unsorted
                                        'filesize'  2396954
                                           'mtime'  1622658942
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm va Vol. 30. natasha_s surburban sexercize electronic unsorted
                                      'tag_artist'  None
                                     'tag_release'  Something Weird Audio Volume 1
                                       'tag_title'  Natasha's Surburban Sexercize
                                             'bpm'  87.634
                                    'search_title'  'natasha':1 'natashas':3 's':2 'sexercize':5 'surburban':4
                                   'search_artist'  None
                                  'search_release'  '1':5 'audio':3 'something':1 'volume':4 'weird':2
                                     'search_rest'  '30':4,5 'electronic':10 'natasha':6 's':7 'sexercize':9 'surburban':8 'unsorted':11 'va':1 'vol':2,3
                                    'search_combo'  '1':10C '30':14,15 'audio':8C 'electronic':20 'natasha':1A,16 'natashas':3A 's':2A,17 'sexercize':5A,19 'something':6C 'surburban':4A,18 'unsorted':21 'va':11 'vol':12,13 'volume':9C 'weird':7C
                                    'tag_tracknum'  30
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2013
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622658941.8228657  (2021-06-02 20:35:41)
                             'size'  2396954