======================== unified (from filesystem) ========================
                                         'bitrate'  '182.856'
                                        'duration'  '354'
                                          'artist'  'Banco del Mutuo Soccorso'
                                     'text_people'  'Italien'
                                         'release'  'Progsoup 23'
                                           'title'  'They Say Dolphins Speak'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'Q-PIANO-3', 'q-chart-2', 'q-drums-3', 'q-other-3', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['progressive', 'italian progressive rock', '77davez all tracks', 'italian "
 "prog', 'progressive rock', 'italian']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '35'
                                      'tracktotal'  '9'
                                            'date'  '1976'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '122.585'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 0000062B 0000072B 0000540C 00009B92 0003F228 0003F210 00008768 000086A8 '
 '0002C250 0004AFE8')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 000008E5 000000000103498B 00000000 007B7140 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'TALB' (Album/Movie/Show title)                     'Progsoup 23'
'TBPM' (BPM (beats per minute))                     '122.585'
'TCOM' (Composer)                                   'Italien'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace', 'set-pl-progspace']
'TDRC' (Recording time)                             '1976'
'TENC' (Encoded by)                                 'iTunes 8.1.0.52'
'TIT2' (Title/songname/content description)         'They Say Dolphins Speak'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Banco del Mutuo Soccorso'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '35/9'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['progressive',
 'italian progressive rock',
 '77davez all tracks',
 'italian prog',
 'progressive rock',
 'italian']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.27 dB'
'TXXX:replaygain_track_peak'                        '0.536292'

========================== row from database ==========================
                                              'id'  1409092
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 23/1317 banco - they say dolphins speak.mp3
                                         'working'  None
                                         'bitrate'  182
                                    'duration_sec'  354
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  8096040
                                           'mtime'  1620736915
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 1317 banco they say dolphins speak rock cppex progressive;set pl progspace
                                      'tag_artist'  Banco del Mutuo Soccorso
                                     'tag_release'  Progsoup 23
                                       'tag_title'  They Say Dolphins Speak
                                             'bpm'  122.585
                                    'search_title'  'dolphins':3 'say':2 'speak':4 'they':1
                                   'search_artist'  'banco':1 'del':2 'mutuo':3 'soccorso':4
                                  'search_release'  '23':2 'progsoup':1
                                     'search_rest'  '1317':3 'banco':4 'classicprogpsy':1 'cppex':10 'dolphins':7 'pl':15 'progressive':11,13 'progsoup':2 'progspace':16 'rock':9 'say':6 'set':12,14 'speak':8 'they':5
                                    'search_combo'  '1317':13 '23':10C 'banco':5B,14 'classicprogpsy':11 'cppex':20 'del':6B 'dolphins':3A,17 'mutuo':7B 'pl':25 'progressive':21,23 'progsoup':9C,12 'progspace':26 'rock':19 'say':2A,16 'set':22,24 'soccorso':8B 'speak':4A,18 'they':1A,15
                                    'tag_tracknum'  35
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-3', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['progressive', 'italian progressive rock', '77davez all tracks', 'italian prog', 'progressive rock', 'italian']
                                        'tag_date'  1976
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736914.5528326  (2021-05-11 14:41:54)
                             'size'  8096040