======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '223'
                                          'artist'  'Mulder'
                                     'text_people'  ''
                                         'release'  'The Takeover Bid Round One'
                                           'title'  'The Hard Way'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-3', "
 "'q-play-3', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-chart-2', 'q-drums-4', 'q-other-1', "
 "'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-4', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['drum and bass', 'jungle', 'electronic', 'drum n bass', 'tech house']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-th-breakbeat or dnb or jungle'
                                             'bpm'  '89.493'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Takeover Bid Round One'
'TBPM' (BPM (beats per minute))                     '89.493'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-breakbeat or dnb or jungle'
'TIT2' (Title/songname/content description)         'The Hard Way'
'TKEY' (Initial key)                                '11A'
'TMED' (Media type)                                 'DIG'
'TPE1' (Lead performer(s)/Soloist(s))               'Mulder'
'TRCK' (Track number/Position in set)               '10'
'TXXX:Q-HAP'                                        '3'
'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'                                   ['drum and bass', 'jungle', 'electronic', 'drum n bass', 'tech house']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.03 dB'
'TXXX:replaygain_track_peak'                        '0.402478'

========================== row from database ==========================
                                              'id'  1356185
                                            'path'  /data/Music/Bulk/00poprockelectronic/00dnb/Majistrate - Mixmag/Mixmag - Aphrodite/The Takeover Bid Round One/Mulder - The Hard Way - 10.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  223
                                           'genre'  electronic-th-breakbeat or dnb or jungle
                                        'filesize'  4472102
                                           'mtime'  1621696585
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00dnb Majistrate Mixmag Mixmag Aphrodite 10 electronic th breakbeat or dnb or jungle
                                      'tag_artist'  Mulder
                                     'tag_release'  The Takeover Bid Round One
                                       'tag_title'  The Hard Way
                                             'bpm'  89.493
                                    'search_title'  'hard':2 'the':1 'way':3
                                   'search_artist'  'mulder':1
                                  'search_release'  'bid':3 'one':5 'round':4 'takeover':2 'the':1
                                     'search_rest'  '00dnb':2 '00poprockelectronic':1 'aphrodite':5 'breakbeat':8 'dnb':10 'electronic':6 'jungle':11 'majistrate':3 'mixmag':4 'or':9 'th':7
                                    'search_combo'  '00dnb':11 '00poprockelectronic':10 'aphrodite':14 'bid':7C 'breakbeat':17 'dnb':19 'electronic':15 'hard':2A 'jungle':20 'majistrate':12 'mixmag':13 'mulder':4B 'one':9C 'or':18 'round':8C 'takeover':6C 'th':16 'the':1A,5C 'way':3A
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', '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-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['drum and bass', 'jungle', 'electronic', 'drum n bass', 'tech house']
                                        'tag_date'  
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696585.0549624  (2021-05-22 17:16:25)
                             'size'  4472102