======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '213'
                                          'artist'  'Hypnotic Brass Ensemble'
                                     'text_people'  ''
                                         'release'  'Hypnotic (2)'
                                           'title'  'Pops Riff'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-2', "
 "'Q-OLDST-2', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['free jazz', 'brass', 'jazz', 'beats', 'funk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '9'
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '90.654'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'Cleaned by TuneUp!'
'COMM:ID3v1 Comment:XXX'                            'Cleaned by TuneUp!'
'COMM:iTunNORM:eng'                                 (' 00001943 000012BE 0000E36C 00009D0B 0001256C 00012555 00008000 00008000 '
 '000041D9 00005173')
'TALB' (Album/Movie/Show title)                     'Hypnotic (2)'
'TBPM' (BPM (beats per minute))                     '90.654'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Pops Riff'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'Hypnotic Brass Ensemble'
'TPE2' (Band/orchestra/accompaniment)               'Hypnotic Brass Ensemble'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '2/9'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['free jazz', 'brass', 'jazz', 'beats', 'funk']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.12 dB'
'TXXX:replaygain_track_peak'                        '0.591639'

========================== row from database ==========================
                                              'id'  1534570
                                            'path'  /data/Music/Bulk/00poprockelectronic/02 - pops riff.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  213
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  5189276
                                           'mtime'  1620540453
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 02 pops riff prerock jb jazz unsorted
                                      'tag_artist'  Hypnotic Brass Ensemble
                                     'tag_release'  Hypnotic (2)
                                       'tag_title'  Pops Riff
                                             'bpm'  90.654
                                    'search_title'  'pops':1 'riff':2
                                   'search_artist'  'brass':2 'ensemble':3 'hypnotic':1
                                  'search_release'  '2':2,3 'hypnotic':1
                                     'search_rest'  '00poprockelectronic':1 'jazz':6 'jb':5 'pops':2 'prerock':4 'riff':3 'unsorted':7
                                    'search_combo'  '00poprockelectronic':9 '2':7C,8C 'brass':4B 'ensemble':5B 'hypnotic':3B,6C 'jazz':14 'jb':13 'pops':1A,10 'prerock':12 'riff':2A,11 'unsorted':15
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['free jazz', 'brass', 'jazz', 'beats', 'funk']
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620540453.4957774  (2021-05-09 08:07:33)
                             'size'  5189276