======================== unified (from filesystem) ========================
                                         'bitrate'  '179.639'
                                        'duration'  '283'
                                          'artist'  'The Chemical Brothers'
                                     'text_people'  ''
                                         'release'  'Singles 93-03 Bonus Disc'
                                           'title'  'Loops Of Fury'
                                           'quals'  ("['Q-HAP-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['dance', 'electronica', 'techno', 'electronic', 'big beat']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '07'
                                      'tracktotal'  '11'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-bigbeat'
                                             'bpm'  '119.617'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Singles 93-03 Bonus Disc'
'TBPM' (BPM (beats per minute))                     '119.617'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-bigbeat'
'TDRC' (Recording time)                             '2003'
'TENC' (Encoded by)                                 'Exact Audio Copy   (Secure mode)'
'TIT2' (Title/songname/content description)         'Loops Of Fury'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Chemical Brothers'
'TRCK' (Track number/Position in set)               '07/11'
'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'                                   ['dance', 'electronica', 'techno', 'electronic', 'big beat']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.39 dB'
'TXXX:replaygain_track_peak'                        '0.468471'

========================== row from database ==========================
                                              'id'  1404694
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/The Chemical Brothers - Chemical Brothers/Chemical Brothers - Singles 93-03/cd2/07 - Loops Of Fury.mp3
                                         'working'  None
                                         'bitrate'  179
                                    'duration_sec'  283
                                           'genre'  electronic-generic or radio-bigbeat
                                        'filesize'  6369676
                                           'mtime'  1621695895
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat cd2 07 electronic generic or radio bigbeat
                                      'tag_artist'  The Chemical Brothers
                                     'tag_release'  Singles 93-03 Bonus Disc
                                       'tag_title'  Loops Of Fury
                                             'bpm'  119.617
                                    'search_title'  'fury':3 'loops':1 'of':2
                                   'search_artist'  'brothers':3 'chemical':2 'the':1
                                  'search_release'  '03':3 '93':2 '9303':4 'bonus':5 'disc':6 'singles':1
                                     'search_rest'  '00poprockelectronic':1 'bigbeat':9 'cd2':5 'dance':3 'electronic':6 'generic':2 'or':7 'radio':8 'trapbeat':4
                                    'search_combo'  '00poprockelectronic':13 '03':9C '93':8C '9303':10C 'bigbeat':21 'bonus':11C 'brothers':6B 'cd2':17 'chemical':5B 'dance':15 'disc':12C 'electronic':18 'fury':3A 'generic':14 'loops':1A 'of':2A 'or':19 'radio':20 'singles':7C 'the':4B 'trapbeat':16
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-4', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'electronica', 'techno', 'electronic', 'big beat']
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621695895.1490543  (2021-05-22 17:04:55)
                             'size'  6369676