======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '363'
                                          'artist'  'Raja Ram'
                                     'text_people'  ''
                                         'release'  'The Godfather'
                                           'title'  '06. Astrix and Delirious - Day Dream(Delirious Rmx)'
                                           '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-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  ("['goa', 'psychedelic', 'psytrance', 'ambient', 'electronic', 'psychedelic "
 "trance']")
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-th-trance-goa or psy'
                                             'bpm'  '145.1'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:´\x1f\x00\x00'                   PRIV(owner='AverageLevel', data=b'\xb4\x1f\x00\x00')
'PRIV:PeakValue:ÿ\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xff\x7f\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'The Godfather'
'TBPM' (BPM (beats per minute))                     '145.1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-trance-goa or psy'
'TDRC' (Recording time)                             '2005'
'TENC' (Encoded by)                                 'FreeRIP 2.941'
'TIT2' (Title/songname/content description)         '06. Astrix and Delirious - Day Dream(Delirious Rmx)'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Raja Ram'
'TRCK' (Track number/Position in set)               '6'
'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'                                   ['goa',
 'psychedelic',
 'psytrance',
 'ambient',
 'electronic',
 'psychedelic trance']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.68 dB'
'TXXX:replaygain_track_peak'                        '0.443439'

========================== row from database ==========================
                                              'id'  1296844
                                            'path'  /data/Music/Bulk/00poprockelectronic/Astrix/06-06. Astrix and Delirious - Day Dream(Delirious Rmx).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  363
                                           'genre'  electronic-th-trance-goa or psy
                                        'filesize'  14556967
                                           'mtime'  1620567456
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic electronic trance goa or psy
                                      'tag_artist'  Raja Ram
                                     'tag_release'  The Godfather
                                       'tag_title'  06. Astrix and Delirious - Day Dream(Delirious Rmx)
                                             'bpm'  145.1
                                    'search_title'  '06':1,2 'and':4 'astrix':3 'day':6 'delirious':5,8 'dream':7 'dreamdelirious':9 'rmx':10,11
                                   'search_artist'  'raja':1 'ram':2
                                  'search_release'  'godfather':2 'the':1
                                     'search_rest'  '00poprockelectronic':1 'electronic':2 'goa':4 'or':5 'psy':6 'trance':3
                                    'search_combo'  '00poprockelectronic':16 '06':1A,2A 'and':4A 'astrix':3A 'day':6A 'delirious':5A,8A 'dream':7A 'dreamdelirious':9A 'electronic':17 'goa':19 'godfather':15C 'or':20 'psy':21 'raja':12B 'ram':13B 'rmx':10A,11A 'the':14C 'trance':18
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', '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-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['goa', 'psychedelic', 'psytrance', 'ambient', 'electronic', 'psychedelic trance']
                                        'tag_date'  2005
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620567456.2589328  (2021-05-09 15:37:36)
                             'size'  14556967