======================== unified (from filesystem) ========================
                                         'bitrate'  '137.062'
                                        'duration'  '191'
                                          'artist'  'Loxy and Keaton'
                                     'text_people'  ''
                                         'release'  'Bingo Sessions Vol 1-Mixed by'
                                           'title'  'Haterz'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-3', "
 "'q-play-2', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-chart-2', 'q-drums-4', 'q-other-2', "
 "'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-4', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['drum and bass', 'hardstep', 'drum & bass', 'united kingdom']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic-th-breakbeat or dnb or jungle'
                                             'bpm'  '120.042'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '/RFL'
'COMM:ID3v1 Comment:XXX'                            '/RFL'
'TALB' (Album/Movie/Show title)                     'Bingo Sessions Vol 1-Mixed by'
'TBPM' (BPM (beats per minute))                     '120.042'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-breakbeat or dnb or jungle'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Haterz'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Loxy and Keaton'
'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'                                   ['drum and bass', 'hardstep', 'drum & bass', 'united kingdom']
'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'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.95 dB'
'TXXX:replaygain_track_peak'                        '0.519035'

========================== row from database ==========================
                                              'id'  1300724
                                            'path'  /data/Music/Bulk/00poprockelectronic/00dnb/Roni Size - Bingo session Vol 1/213-Loxy_and_Keaton-Haterz-rfl.mp3
                                         'working'  None
                                         'bitrate'  137
                                    'duration_sec'  191
                                           'genre'  electronic-th-breakbeat or dnb or jungle
                                        'filesize'  3292691
                                           'mtime'  1621696650
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00dnb Roni Size session 213 Loxy_and_Keaton rfl electronic th breakbeat or dnb or jungle
                                      'tag_artist'  Loxy and Keaton
                                     'tag_release'  Bingo Sessions Vol 1-Mixed by
                                       'tag_title'  Haterz
                                             'bpm'  120.042
                                    'search_title'  'haterz':1
                                   'search_artist'  'and':2 'keaton':3 'loxy':1
                                  'search_release'  '1':4 '1mixed':6 'bingo':1 'by':7 'mixed':5 'sessions':2 'vol':3
                                     'search_rest'  '00dnb':2 '00poprockelectronic':1 '213':6 'and':8 'breakbeat':13 'dnb':15 'electronic':11 'jungle':16 'keaton':9 'loxy':7 'or':14 'rfl':10 'roni':3 'session':5 'size':4 'th':12
                                    'search_combo'  '00dnb':13 '00poprockelectronic':12 '1':8C '1mixed':10C '213':17 'and':3B,19 'bingo':5C 'breakbeat':24 'by':11C 'dnb':26 'electronic':22 'haterz':1A 'jungle':27 'keaton':4B,20 'loxy':2B,18 'mixed':9C 'or':25 'rfl':21 'roni':14 'session':16 'sessions':6C 'size':15 'th':23 'vol':7C
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-2', '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'  ['drum and bass', 'hardstep', 'drum & bass', 'united kingdom']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696649.778023  (2021-05-22 17:17:29)
                             'size'  3292691