======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '297'
                                          'artist'  'Alex Gopher'
                                     'text_people'  ''
                                         'release'  'French Attack!'
                                           'title'  'Aurora (Riot In Belgium & Knig'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-LOCALNESS-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronic', 'electronica', 'house', 'french', 'downtempo', 'chillout']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '126.017'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'French Attack!'
'TBPM' (BPM (beats per minute))                     '126.017'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'Aurora (Riot In Belgium & Knig'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Alex Gopher'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronic', 'electronica', 'house', 'french', 'downtempo', 'chillout']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.86 dB'
'TXXX:replaygain_track_peak'                        '0.438917'

========================== row from database ==========================
                                              'id'  1350083
                                            'path'  /data/Music/Bulk/00poprockelectronic/Digikid84 - French Attack!/04 Aurora (Riot In Belgium & Knightlife Remix).mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  297
                                           'genre'  electronic
                                        'filesize'  9521362
                                           'mtime'  1636914020
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Digikid84 04 Knightlife Remix) electronic
                                      'tag_artist'  Alex Gopher
                                     'tag_release'  French Attack!
                                       'tag_title'  Aurora (Riot In Belgium & Knig
                                             'bpm'  126.017
                                    'search_title'  'aurora':1 'belgium':5 'in':4 'knig':6 'riot':2,3
                                   'search_artist'  'alex':1 'gopher':2
                                  'search_release'  'attack':2 'french':1
                                     'search_rest'  '00poprockelectronic':1 'digikid84':2 'electronic':6 'knightlife':3 'remix':4,5
                                    'search_combo'  '00poprockelectronic':11 'alex':7B 'attack':10C 'aurora':1A 'belgium':5A 'digikid84':12 'electronic':16 'french':9C 'gopher':8B 'in':4A 'knig':6A 'knightlife':13 'remix':14,15 'riot':2A,3A
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', '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-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['electronic', 'electronica', 'house', 'french', 'downtempo', 'chillout']
                                        'tag_date'  2008
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636914020.4549816  (2021-11-14 19:20:20)
                             'size'  9521362