======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '467'
                                          'artist'  'Astral Projection'
                                     'text_people'  ''
                                         'release'  'Trust In Trance'
                                           'title'  'Still Dreaming (Anything Can H'
                                           '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-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['trance', 'goa', 'psychedelic', 'psytrance', 'electronic']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '133.140'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Trust In Trance'
'TBPM' (BPM (beats per minute))                     '133.140'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TDRC' (Recording time)                             '1996'
'TIT2' (Title/songname/content description)         'Still Dreaming (Anything Can H'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Astral Projection'
'TRCK' (Track number/Position in set)               '9'
'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', 'psychedelic', 'psytrance', 'electronic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.02 dB'
'TXXX:replaygain_track_peak'                        '0.582059'

========================== row from database ==========================
                                              'id'  1307952
                                            'path'  /data/Music/Bulk/00poprockelectronic/Astral Projection/MBZ;#Astral Projection;#Trust In Trance;#09;#Still Dreaming (Anything Can Happen).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  467
                                           'genre'  electronic-th-techno
                                        'filesize'  7488966
                                           'mtime'  1620567450
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic MBZ;#Astral Projection;#Trust Trance;#09;#Still Happen) electronic techno
                                      'tag_artist'  Astral Projection
                                     'tag_release'  Trust In Trance
                                       'tag_title'  Still Dreaming (Anything Can H
                                             'bpm'  133.14
                                    'search_title'  'anything':3,4 'can':5 'dreaming':2 'h':6 'still':1
                                   'search_artist'  'astral':1 'projection':2
                                  'search_release'  'in':2 'trance':3 'trust':1
                                     'search_rest'  '00poprockelectronic':1 '09':11,14 'astral':3,5 'electronic':18 'happen':16,17 'mbz':2,4 'projection':6,8 'still':12,15 'techno':19 'trance':10,13 'trust':7,9
                                    'search_combo'  '00poprockelectronic':12 '09':22,25 'anything':3A,4A 'astral':7B,14,16 'can':5A 'dreaming':2A 'electronic':29 'h':6A 'happen':27,28 'in':10C 'mbz':13,15 'projection':8B,17,19 'still':1A,23,26 'techno':30 'trance':11C,21,24 'trust':9C,18,20
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', '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-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['trance', 'goa', 'psychedelic', 'psytrance', 'electronic']
                                        'tag_date'  1996
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620567450.2700498  (2021-05-09 15:37:30)
                             'size'  7488966