======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '318'
                                          'artist'  'Within Temptation'
                                     'text_people'  ''
                                         'release'  'Mother Earth'
                                           'title'  'Our Farewell'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'Q-PLAY-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', "
 "'Q-PIANO-2', 'q-chart-4', 'q-drums-1', 'q-other-3', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['metal', 'gothic', 'female fronted metal', 'symphonic metal', 'gothic metal']"
                                     'discogstags'  "['rock', 'symphonic rock', 'heavy metal']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'eid-metal'
                                             'bpm'  '115.987'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '[Ripped by Krimson]'
'COMM:ID3v1 Comment:XXX'                            '[Ripped by Krimson]'
'TALB' (Album/Movie/Show title)                     'Mother Earth'
'TBPM' (BPM (beats per minute))                     '115.987'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal'
'TCOP' (Copyright message)                          'DSFA Records'
'TDRC' (Recording time)                             '2000'
'TENC' (Encoded by)                                 'Krimson'
'TIT2' (Title/songname/content description)         'Our Farewell'
'TKEY' (Initial key)                                '12B'
'TMED' (Media type)                                 'DIG'
'TPE1' (Lead performer(s)/Soloist(s))               'Within Temptation'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['rock', 'symphonic rock', 'heavy metal']
'TXXX:lastfmtags'                                   ['metal', 'gothic', 'female fronted metal', 'symphonic metal', 'gothic metal']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.45 dB'
'TXXX:replaygain_track_peak'                        '0.478177'

========================== row from database ==========================
                                              'id'  1317559
                                            'path'  /data/Music/Bulk/00poprockelectronic/Within Temptation/Mother Earth/Within Tempation - Our Farewell - 03.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  318
                                           'genre'  eid-metal
                                        'filesize'  6373248
                                           'mtime'  1620301856
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Tempation 03 eid metal
                                      'tag_artist'  Within Temptation
                                     'tag_release'  Mother Earth
                                       'tag_title'  Our Farewell
                                             'bpm'  115.987
                                    'search_title'  'farewell':2 'our':1
                                   'search_artist'  'temptation':2 'within':1
                                  'search_release'  'earth':2 'mother':1
                                     'search_rest'  '00poprockelectronic':1 'eid':3 'metal':4 'tempation':2
                                    'search_combo'  '00poprockelectronic':7 'earth':6C 'eid':9 'farewell':2A 'metal':10 'mother':5C 'our':1A 'tempation':8 'temptation':4B 'within':3B
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-1', 'Q-PLAY-2', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['metal', 'gothic', 'female fronted metal', 'symphonic metal', 'gothic metal']
                                        'tag_date'  2000
                                     'discogstags'  ['rock', 'symphonic rock', 'heavy metal']

============================== file details ==============================
                                           'mtime'  1620301856.4081943  (2021-05-06 13:50:56)
                             'size'  6373248