======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '422'
                                          'artist'  'Astral Projection'
                                     'text_people'  ''
                                         'release'  'The Astral Files'
                                           'title'  'Maian Dream'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-OLDST-4', 'q-syn-4', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', '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'  '5'
                                      'tracktotal'  '10'
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'electronic-th-trance-goa or psy;set-pl-sced'
                                             'bpm'  '93.4'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 00000620 00000407 0000173B 00001638 00055747 00050955 00007E4B 00007CCB '
 '00055730 00030D85')
'TALB' (Album/Movie/Show title)                     'The Astral Files'
'TBPM' (BPM (beats per minute))                     '93.4'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-th-trance-goa or psy', 'set-pl-sced']
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         'Maian Dream'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Astral Projection'
'TPE2' (Band/orchestra/accompaniment)               'Astral Projection'
'TRCK' (Track number/Position in set)               '5/10'
'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'                                   ['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'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.71 dB'
'TXXX:replaygain_track_peak'                        '0.622159'

========================== row from database ==========================
                                              'id'  1472158
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/Astral Projection/[1997] The Astral Files/05 Maian Dream.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  422
                                           'genre'  electronic-th-trance-goa or psy;set-pl-sced
                                        'filesize'  13573722
                                           'mtime'  1620559107
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat [1997] 05 electronic th trance goa or psy;set pl sced
                                      'tag_artist'  Astral Projection
                                     'tag_release'  The Astral Files
                                       'tag_title'  Maian Dream
                                             'bpm'  93.4
                                    'search_title'  'dream':2 'maian':1
                                   'search_artist'  'astral':1 'projection':2
                                  'search_release'  'astral':2 'files':3 'the':1
                                     'search_rest'  '00poprockelectronic':1 '1997':5,6 'dance':3 'electronic':7 'generic':2 'goa':10 'or':11 'pl':16 'psy':12,14 'sced':17 'set':13,15 'th':8 'trance':9 'trapbeat':4
                                    'search_combo'  '00poprockelectronic':8 '1997':12,13 'astral':3B,6C 'dance':10 'dream':2A 'electronic':14 'files':7C 'generic':9 'goa':17 'maian':1A 'or':18 'pl':23 'projection':4B 'psy':19,21 'sced':24 'set':20,22 'th':15 'the':5C 'trance':16 'trapbeat':11
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-4', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-4', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['trance', 'goa', 'psychedelic', 'psytrance', 'electronic']
                                        'tag_date'  1997
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620559107.0419977  (2021-05-09 13:18:27)
                             'size'  13573722