======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '510'
                                          'artist'  'Kidnap Kid'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Like You Used To (Fur Coat Remix)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'Q-SYN-3', 'Q-BUSY-2', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-4', "
 "'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', 'Q-CHART-2', "
 "'Q-MIXBEAT-3']")
                                      'lastfmtags'  "['future garage', 'electronic', 'electronica', 'dubstep', 'british']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '122'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::spa'                                         '201403'
'POPM:traktor@native-instruments.de'                POPM(email='traktor@native-instruments.de', rating=153, count=0)
'TBPM' (BPM (beats per minute))                     '122'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TIT2' (Title/songname/content description)         'Like You Used To (Fur Coat Remix)'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Kidnap Kid'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-BUSY'                                       '2'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['future garage', 'electronic', 'electronica', 'dubstep', 'british']
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.22 dB'
'TXXX:replaygain_track_peak'                        '0.709748'

========================== row from database ==========================
                                              'id'  1487026
                                            'path'  /data/Music/Bulk/00poprockelectronic/Deep Techno/Kidnap Kid - Like You Used To (Fur Coat Remix).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  510
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  20423055
                                           'mtime'  1620568950
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Deep Techno electronic th techno minimal or deephouse
                                      'tag_artist'  Kidnap Kid
                                     'tag_release'  None
                                       'tag_title'  Like You Used To (Fur Coat Remix)
                                             'bpm'  122.0
                                    'search_title'  'coat':7 'fur':5,6 'like':1 'remix':8,9 'to':4 'used':3 'you':2
                                   'search_artist'  'kid':2 'kidnap':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'deep':2 'deephouse':8 'electronic':4 'minimal':6 'or':7 'techno':3 'th':5
                                    'search_combo'  '00poprockelectronic':12 'coat':7A 'deep':13 'deephouse':19 'electronic':15 'fur':5A,6A 'kid':11B 'kidnap':10B 'like':1A 'minimal':17 'or':18 'remix':8A,9A 'techno':14 'th':16 'to':4A 'used':3A 'you':2A
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'Q-OLDST-3', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-4', 'Q-SYN-3', 'q-other-1', 'Q-BUSY-2', 'Q-HAP-2', 'Q-PLAY-3', 'q-bass-4']
                                      'lastfmtags'  ['future garage', 'electronic', 'electronica', 'dubstep', 'british']
                                        'tag_date'  
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620568950.2319245  (2021-05-09 16:02:30)
                             'size'  20423055