======================== unified (from filesystem) ========================
                                         'bitrate'  '218.162'
                                        'duration'  '356'
                                          'artist'  'Francesco Napoli'
                                     'text_people'  ''
                                         'release'  'miscitalo'
                                           'title'  'Balla Balla'
                                           'quals'  ("['Q-HAP-4', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-1', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['disco', 'italo disco', '80s', 'italian']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '19'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-we-disco or italo'
                                             'bpm'  '108.762'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'miscitalo'
'TBPM' (BPM (beats per minute))                     '108.762'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-disco or italo'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Balla Balla'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Francesco Napoli'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '19'
'TXXX:Q-HAP'                                        '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['disco', 'italo disco', '80s', 'italian']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.63 dB'
'TXXX:replaygain_track_peak'                        '0.641622'

========================== row from database ==========================
                                              'id'  1421485
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00disco-italo/205_francesco_napoli_-_balla_balla.mp3
                                         'working'  None
                                         'bitrate'  218
                                    'duration_sec'  356
                                           'genre'  electronic-we-disco or italo
                                        'filesize'  9727500
                                           'mtime'  1620607744
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00disco 205_francesco_napoli_ _balla_balla electronic we disco or
                                      'tag_artist'  Francesco Napoli
                                     'tag_release'  miscitalo
                                       'tag_title'  Balla Balla
                                             'bpm'  108.762
                                    'search_title'  'balla':1
                                   'search_artist'  'francesco':1 'napoli':2
                                  'search_release'  'miscitalo':1
                                     'search_rest'  '00disco':4 '00poprockelectronic':1 '205':5 'balla':8,9 'disco':3 'electronic':10 'francesco':6 'napoli':7 'or':12 'waves':2 'we':11
                                    'search_combo'  '00disco':8 '00poprockelectronic':5 '205':9 'balla':1A,12,13 'disco':7 'electronic':14 'francesco':2B,10 'miscitalo':4C 'napoli':3B,11 'or':16 'waves':6 'we':15
                                    'tag_tracknum'  19
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-1', 'q-other-1', 'Q-HAP-4', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['disco', 'italo disco', '80s', 'italian']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620607743.7835734  (2021-05-10 02:49:03)
                             'size'  9727500