======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '634'
                                          'artist'  'Infected Mushroom'
                                     'text_people'  ''
                                         'release'  'Unidentified Forms Of Sound'
                                           'title'  'Devil (Final Remix)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['trance', 'goa', 'electronic', 'psychedelic', 'psytrance']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '142.008'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Unidentified Forms Of Sound'
'TBPM' (BPM (beats per minute))                     '142.008'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TIT2' (Title/songname/content description)         'Devil (Final Remix)'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Infected Mushroom'
'TRCK' (Track number/Position in set)               '6'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['trance', 'goa', 'electronic', 'psychedelic', 'psytrance']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.00 dB'
'TXXX:replaygain_track_peak'                        '0.625321'

========================== row from database ==========================
                                              'id'  1331435
                                            'path'  /data/Music/Bulk/00poprockelectronic/Infected Mushroom/MBZ;#Infected Mushroom;#Unidentified Forms Of Sound;#06;#Devil (Final Remix).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  634
                                           'genre'  electronic-th-techno
                                        'filesize'  10162000
                                           'mtime'  1620569839
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic MBZ;#Infected Mushroom;#Unidentified Sound;#06;#Devil electronic th techno
                                      'tag_artist'  Infected Mushroom
                                     'tag_release'  Unidentified Forms Of Sound
                                       'tag_title'  Devil (Final Remix)
                                             'bpm'  142.008
                                    'search_title'  'devil':1 'final':2,3 'remix':4,5
                                   'search_artist'  'infected':1 'mushroom':2
                                  'search_release'  'forms':2 'of':3 'sound':4 'unidentified':1
                                     'search_rest'  '00poprockelectronic':1 '06':11,14 'devil':12,15 'electronic':16 'infected':3,5 'mbz':2,4 'mushroom':6,8 'sound':10,13 'techno':18 'th':17 'unidentified':7,9
                                    'search_combo'  '00poprockelectronic':12 '06':22,25 'devil':1A,23,26 'electronic':27 'final':2A,3A 'forms':9C 'infected':6B,14,16 'mbz':13,15 'mushroom':7B,17,19 'of':10C 'remix':4A,5A 'sound':11C,21,24 'techno':29 'th':28 'unidentified':8C,18,20
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-2', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['trance', 'goa', 'electronic', 'psychedelic', 'psytrance']
                                        'tag_date'  
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620569838.8943582  (2021-05-09 16:17:18)
                             'size'  10162000