======================== unified (from filesystem) ========================
                                         'bitrate'  '105.511'
                                        'duration'  '73'
                                          'artist'  'Silicon Arc'
                                     'text_people'  ''
                                         'release'  'Disposable Music Sampler Volume 1'
                                           'title'  'Clock'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-LOCALNESS-3', "
 "'Q-HHRNBTT-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['library music']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'loc-unsorted;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '137.946'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Disposable Music Sampler Volume 1'
'TBPM' (BPM (beats per minute))                     '137.946'
'TCON' (Content type, a.k.a. Genre)                 ['loc-unsorted', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '2009'
'TIT2' (Title/songname/content description)         'Clock'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Silicon Arc'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '9'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   'library music'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.08 dB'
'TXXX:replaygain_track_peak'                        '0.852749'

========================== row from database ==========================
                                              'id'  717586
                                            'path'  /data/Music/Bulk/00localcharacter/VA - Disposable Music Sampler Volume 1 [Disposable Music] (2009)/09 Silicon Arc - Clock.mp3
                                         'working'  None
                                         'bitrate'  105
                                    'duration_sec'  73
                                           'genre'  loc-unsorted;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  1044558
                                           'mtime'  1621629841
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter VA [Disposable Music] (2009) 09 unsorted;set shirleyspinoza;set mor
                                      'tag_artist'  Silicon Arc
                                     'tag_release'  Disposable Music Sampler Volume 1
                                       'tag_title'  Clock
                                             'bpm'  137.946
                                    'search_title'  'clock':1
                                   'search_artist'  'arc':2 'silicon':1
                                  'search_release'  '1':5 'disposable':1 'music':2 'sampler':3 'volume':4
                                     'search_rest'  '2009':6,7 'disposable':2,3 'mor':16 'music':4,5 'set':9,11,13,15 'shirleyspinoza':12,14 'unsorted':8,10 'va':1
                                    'search_combo'  '1':8C '2009':14,15 'arc':3B 'clock':1A 'disposable':4C,10,11 'mor':24 'music':5C,12,13 'sampler':6C 'set':17,19,21,23 'shirleyspinoza':20,22 'silicon':2B 'unsorted':16,18 'va':9 'volume':7C
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['library music']
                                        'tag_date'  2009
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621629840.5558283  (2021-05-21 22:44:00)
                             'size'  1044558