======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '257'
                                          'artist'  'Dokaka'
                                     'text_people'  ''
                                         'release'  'Works'
                                           'title'  'RDW'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['beatbox', 'a cappella', 'funny shit', 'japanese', 'experimental']"
                                     'discogstags'  "['j-pop', 'electronic', 'pop', 'vocal']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'entertaining-why do i keep this'
                                             'bpm'  '123.5'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 000009CA 00000000 000021B6 00000000 00015A53 00000000 000047BE 000047BE '
 '000210FA 000210FA')
'TALB' (Album/Movie/Show title)                     'Works'
'TBPM' (BPM (beats per minute))                     '123.5'
'TCON' (Content type, a.k.a. Genre)                 'entertaining-why do i keep this'
'TENC' (Encoded by)                                 'iTunes v4.6'
'TIT2' (Title/songname/content description)         'RDW'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dokaka'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['j-pop', 'electronic', 'pop', 'vocal']
'TXXX:lastfmtags'                                   ['beatbox', 'a cappella', 'funny shit', 'japanese', 'experimental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.02 dB'
'TXXX:replaygain_track_peak'                        '0.338373'

========================== row from database ==========================
                                              'id'  1490975
                                            'path'  /data/Music/Bulk/00poprockelectronic/Dokaka/RDW.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  257
                                           'genre'  entertaining-why do i keep this
                                        'filesize'  4115225
                                           'mtime'  1620569125
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic entertaining why do i keep this
                                      'tag_artist'  Dokaka
                                     'tag_release'  Works
                                       'tag_title'  RDW
                                             'bpm'  123.5
                                    'search_title'  'rdw':1
                                   'search_artist'  'dokaka':1
                                  'search_release'  'works':1
                                     'search_rest'  '00poprockelectronic':1 'do':4 'entertaining':2 'i':5 'keep':6 'this':7 'why':3
                                    'search_combo'  '00poprockelectronic':4 'do':7 'dokaka':2B 'entertaining':5 'i':8 'keep':9 'rdw':1A 'this':10 'why':6 'works':3C
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['beatbox', 'a cappella', 'funny shit', 'japanese', 'experimental']
                                        'tag_date'  
                                     'discogstags'  ['j-pop', 'electronic', 'pop', 'vocal']

============================== file details ==============================
                                           'mtime'  1620569124.8183677  (2021-05-09 16:05:24)
                             'size'  4115225