======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '222'
                                          'artist'  'General Trix'
                                     'text_people'  ''
                                         'release'  'RubaDub Blends'
                                           'title'  'Long Time (Max RubaDub Remix)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-OLDST-2', 'Q-HHRNBTT-2', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['reggae']"
                                     'discogstags'  "['reggae']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-unsorted'
                                             'bpm'  '118.5'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 00000713 000006FD 000056A5 00005240 00023A1A 00029E34 00008D06 000084C0 '
 '0000B1C1 0001A2C6')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 0000092B 000000000095B445 00000000 0087B2C7 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'TALB' (Album/Movie/Show title)                     'RubaDub Blends'
'TBPM' (BPM (beats per minute))                     '118.5'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-unsorted'
'TENC' (Encoded by)                                 'iTunes 10.5.3'
'TIT2' (Title/songname/content description)         'Long Time (Max RubaDub Remix)'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'General Trix'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'reggae'
'TXXX:lastfmtags'                                   'reggae'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.98 dB'
'TXXX:replaygain_track_peak'                        '0.551342'

========================== row from database ==========================
                                              'id'  1343605
                                            'path'  /data/Music/Bulk/00localcharacter/Reggae/Long Time (Max RubaDub Remix) - General Trix.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  222
                                           'genre'  loc-style-reggae or dub or ska or dancehall-unsorted
                                        'filesize'  9995647
                                           'mtime'  1620523607
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter Reggae loc style reggae or dub or ska or dancehall unsorted
                                      'tag_artist'  General Trix
                                     'tag_release'  RubaDub Blends
                                       'tag_title'  Long Time (Max RubaDub Remix)
                                             'bpm'  118.5
                                    'search_title'  'dub':9 'long':1 'max':3,4 'remix':6,7 'ruba':8 'rubadub':5 'time':2
                                   'search_artist'  'general':1 'trix':2
                                  'search_release'  'blends':2 'dub':4 'ruba':3 'rubadub':1
                                     'search_rest'  'dancehall':7 'dub':5 'loc':2 'or':4 'reggae':1 'ska':6 'style':3 'unsorted':8
                                    'search_combo'  'blends':13C 'dancehall':22 'dub':9A,15C,20 'general':10B 'loc':17 'long':1A 'max':3A,4A 'or':19 'reggae':16 'remix':6A,7A 'ruba':8A,14C 'rubadub':5A,12C 'ska':21 'style':18 'time':2A 'trix':11B 'unsorted':23
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-2', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['reggae']
                                        'tag_date'  
                                     'discogstags'  ['reggae']

============================== file details ==============================
                                           'mtime'  1620523606.6001706  (2021-05-09 03:26:46)
                             'size'  9995647