======================== unified (from filesystem) ========================
                                         'bitrate'  '189.036'
                                        'duration'  '257'
                                          'artist'  'Client'
                                     'text_people'  ''
                                         'release'  'Client'
                                           'title'  'Sugar Candy Kisses'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-OLDST-4', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electronica', 'female vocalists', 'electroclash', 'electronic', 'synthpop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-we-electroclash'
                                             'bpm'  '93.8'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 00000A60 00000A53 000037B4 000037E9 0002957F 0002957F 00008000 00008000 '
 '00007001 00007001')
'TALB' (Album/Movie/Show title)                     'Client'
'TBPM' (BPM (beats per minute))                     '93.8'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electroclash'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Sugar Candy Kisses'
'TKEY' (Initial key)                                '6B'
'TPE1' (Lead performer(s)/Soloist(s))               'Client'
'TPE2' (Band/orchestra/accompaniment)               'Client'
'TRCK' (Track number/Position in set)               '8'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME v3.97 (beta)'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '4'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'female vocalists', 'electroclash', 'electronic', 'synthpop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.68 dB'
'TXXX:replaygain_track_peak'                        '0.518810'

========================== row from database ==========================
                                              'id'  1330768
                                            'path'  /data/Music/Bulk/00poprockelectronic/Client/[2003] Client/08 Sugar Candy Kisses.mp3
                                         'working'  None
                                         'bitrate'  189
                                    'duration_sec'  257
                                           'genre'  electronic-we-electroclash
                                        'filesize'  6177141
                                           'mtime'  1620568710
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic [2003] 08 electronic we electroclash
                                      'tag_artist'  Client
                                     'tag_release'  Client
                                       'tag_title'  Sugar Candy Kisses
                                             'bpm'  93.8
                                    'search_title'  'candy':2 'kisses':3 'sugar':1
                                   'search_artist'  'client':1
                                  'search_release'  'client':1
                                     'search_rest'  '00poprockelectronic':1 '2003':2,3 'electroclash':6 'electronic':4 'we':5
                                    'search_combo'  '00poprockelectronic':6 '2003':7,8 'candy':2A 'client':4B,5C 'electroclash':11 'electronic':9 'kisses':3A 'sugar':1A 'we':10
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-4', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['electronica', 'female vocalists', 'electroclash', 'electronic', 'synthpop']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620568710.2706027  (2021-05-09 15:58:30)
                             'size'  6177141