======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '172'
                                          'artist'  'The Commissioner'
                                     'text_people'  ''
                                         'release'  'The Takeover Bid Round One'
                                           'title'  'Groove On (DJ Phantasy re-edit)'
                                           '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-2', "
 "'q-piano-1', 'q-vocals-2', 'Q-HHRNBTT-1', 'q-mixbeat-4', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['jungle', 'electronic', 'drum and bass', 'dnb', 'drum n bass']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-th-breakbeat or dnb or jungle'
                                             'bpm'  '119.335'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Takeover Bid Round One'
'TBPM' (BPM (beats per minute))                     '119.335'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-breakbeat or dnb or jungle'
'TIT2' (Title/songname/content description)         'Groove On (DJ Phantasy re-edit)'
'TKEY' (Initial key)                                '1A'
'TMED' (Media type)                                 'DIG'
'TPE1' (Lead performer(s)/Soloist(s))               'The Commissioner'
'TRCK' (Track number/Position in set)               '9'
'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:lastfmtags'                                   ['jungle', 'electronic', 'drum and bass', 'dnb', 'drum n bass']
'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'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.97 dB'
'TXXX:replaygain_track_peak'                        '0.407478'

========================== row from database ==========================
                                              'id'  1283373
                                            'path'  /data/Music/Bulk/00poprockelectronic/00dnb/Majistrate - Mixmag/Mixmag - Aphrodite/The Takeover Bid Round One/The Commissioner - Groove on (Dj Phantasy Re-Edit) - 09.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  172
                                           'genre'  electronic-th-breakbeat or dnb or jungle
                                        'filesize'  3455236
                                           'mtime'  1621696585
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00dnb Majistrate Mixmag Mixmag Aphrodite (Dj Re Edit) 09 electronic th breakbeat or dnb or jungle
                                      'tag_artist'  The Commissioner
                                     'tag_release'  The Takeover Bid Round One
                                       'tag_title'  Groove On (DJ Phantasy re-edit)
                                             'bpm'  119.335
                                    'search_title'  'dj':3,4 'edit':7 'groove':1 'on':2 'phantasy':5 're':6 'reedit':8
                                   'search_artist'  'commissioner':2 'the':1
                                  'search_release'  'bid':3 'one':5 'round':4 'takeover':2 'the':1
                                     'search_rest'  '00dnb':2 '00poprockelectronic':1 'aphrodite':5 'breakbeat':13 'dj':6,7 'dnb':15 'edit':9,10 'electronic':11 'jungle':16 'majistrate':3 'mixmag':4 'or':14 're':8 'th':12
                                    'search_combo'  '00dnb':17 '00poprockelectronic':16 'aphrodite':20 'bid':13C 'breakbeat':28 'commissioner':10B 'dj':3A,4A,21,22 'dnb':30 'edit':7A,24,25 'electronic':26 'groove':1A 'jungle':31 'majistrate':18 'mixmag':19 'on':2A 'one':15C 'or':29 'phantasy':5A 're':6A,23 'reedit':8A 'round':14C 'takeover':12C 'th':27 'the':9B,11C
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['jungle', 'electronic', 'drum and bass', 'dnb', 'drum n bass']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696585.12306  (2021-05-22 17:16:25)
                             'size'  3455236