======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '25'
                                          'artist'  'VanguardStereoTestRecord'
                                     'text_people'  ''
                                         'release'  'Shirley & Spinoza'
                                           'title'  'sS remix right 15kHz to 30Hz 4'
                                           'quals'  ("['Q-HAP-2', 'Q-OLDST-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-1', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '145.685'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Shirley & Spinoza'
'TBPM' (BPM (beats per minute))                     '145.685'
'TCON' (Content type, a.k.a. Genre)                 ['set-pl-shirleyspinoza', 'set-pl-mor']
'TIT2' (Title/songname/content description)         'sS remix right 15kHz to 30Hz 4'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'VanguardStereoTestRecord'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Mp3gain_minmax'                               '107,201'
'TXXX:Mp3gain_undo'                                 '+009,+009,N'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:Sortunder'                                    'v'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '1'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+2.76 dB'
'TXXX:replaygain_track_peak'                        '0.224543'

========================== row from database ==========================
                                              'id'  876210
                                            'path'  /data/Music/Bulk/sns/VanguardStereoTestRecord_sS_remix_right_15kHz_to_30Hz 4.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  25
                                           'genre'  set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  403736
                                           'mtime'  1621638157
                                   'redo_metaread'  0
                                        'rest_str'   sns VanguardStereoTestRecord_sS_remix_right_15kHz_to_30Hz set pl shirleyspinoza;set pl mor
                                      'tag_artist'  VanguardStereoTestRecord
                                     'tag_release'  Shirley & Spinoza
                                       'tag_title'  sS remix right 15kHz to 30Hz 4
                                             'bpm'  145.685
                                    'search_title'  '15k':9 '15khz':4 '30hz':6 '4':7 'hz':10 'remix':2 'right':3 's':8 'ss':1 'to':5
                                   'search_artist'  'record':5 'stereo':3 'test':4 'vanguard':2 'vanguardstereotestrecord':1
                                  'search_release'  'shirley':1 'spinoza':2
                                     'search_rest'  '15k':24 '15khz':6 '30hz':8,27 'hz':25 'mor':15 'pl':10 'record':19 'remix':4,22 'right':5,23 's':20,21 'set':9,12,14 'shirleyspinoza':11,13 'sns':1 'ss':3 'stereo':17 'test':18 'to':7,26 'vanguard':16 'vanguardstereotestrecord':2
                                    'search_combo'  '15k':9A,41 '15khz':4A,23 '30hz':6A,25,44 '4':7A 'hz':10A,42 'mor':32 'pl':27 'record':15B,36 'remix':2A,21,39 'right':3A,22,40 's':8A,37,38 'set':26,29,31 'shirley':16C 'shirleyspinoza':28,30 'sns':18 'spinoza':17C 'ss':1A,20 'stereo':13B,34 'test':14B,35 'to':5A,24,43 'vanguard':12B,33 'vanguardstereotestrecord':11B,19
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-1', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621638156.808232  (2021-05-22 01:02:36)
                             'size'  403736