======================== unified (from filesystem) ========================
                                         'bitrate'  '149.11'
                                        'duration'  '108'
                                          'artist'  'Calibre'
                                     'text_people'  ''
                                         'release'  'Bingo Sessions Vol 1-Mixed by'
                                           'title'  'Highlander'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['drum and bass', 'dnb', 'drum n bass', 'electronic', 'liquid funk']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic-th-breakbeat or dnb or jungle'
                                             'bpm'  '88.748'
                                             'key'  '9A'
                                        '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))                     '88.748'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-breakbeat or dnb or jungle'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Highlander'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Calibre'
'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', 'dnb', 'drum n bass', 'electronic', 'liquid funk']
'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'                        '-0.39 dB'
'TXXX:replaygain_track_peak'                        '0.444253'

========================== row from database ==========================
                                              'id'  1314598
                                            'path'  /data/Music/Bulk/00poprockelectronic/00dnb/Roni Size - Bingo session Vol 1/118-Calibre-Highlander-rfl.mp3
                                         'working'  None
                                         'bitrate'  149
                                    'duration_sec'  108
                                           'genre'  electronic-th-breakbeat or dnb or jungle
                                        'filesize'  2020432
                                           'mtime'  1621696645
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00dnb Roni Size session 118 rfl electronic th breakbeat or dnb or jungle
                                      'tag_artist'  Calibre
                                     'tag_release'  Bingo Sessions Vol 1-Mixed by
                                       'tag_title'  Highlander
                                             'bpm'  88.748
                                    'search_title'  'highlander':1
                                   'search_artist'  'calibre':1
                                  'search_release'  '1':4 '1mixed':6 'bingo':1 'by':7 'mixed':5 'sessions':2 'vol':3
                                     'search_rest'  '00dnb':2 '00poprockelectronic':1 '118':6 'breakbeat':10 'dnb':12 'electronic':8 'jungle':13 'or':11 'rfl':7 'roni':3 'session':5 'size':4 'th':9
                                    'search_combo'  '00dnb':11 '00poprockelectronic':10 '1':6C '118':15 '1mixed':8C 'bingo':3C 'breakbeat':19 'by':9C 'calibre':2B 'dnb':21 'electronic':17 'highlander':1A 'jungle':22 'mixed':7C 'or':20 'rfl':16 'roni':12 'session':14 'sessions':4C 'size':13 'th':18 'vol':5C
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9A
                                           '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', 'dnb', 'drum n bass', 'electronic', 'liquid funk']
                                        'tag_date'  2004
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696644.6111126  (2021-05-22 17:17:24)
                             'size'  2020432