======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '401'
                                          'artist'  'Sea Reach & Friends'
                                     'text_people'  ''
                                         'release'  "Zarathustra's Revenge"
                                           'title'  'Principe di un giorno'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
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 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '11'
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '133'
                                             'key'  '9B'
                                        'acoustid'  'fd29bb6b-7496-43f8-8bb2-984b7aac9c31'
rest: ''

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

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'TBPM' (BPM (beats per minute))                     '133'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDOR' (Original release time)                      '1997'
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         'Principe di un giorno'
'TKEY' (Initial key)                                '9B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Sea Reach & Friends'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/4'
'TPUB' (Publisher)                                  'Mellow Records'
'TRCK' (Track number/Position in set)               '1/11'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Sea Reach & Friends'
'TXXX:Acoustid Id'                                  'fd29bb6b-7496-43f8-8bb2-984b7aac9c31'
'TXXX:Artists'                                      'Sea Reach & Friends'
'TXXX:CATALOGNUMBER'                                'MMP 328 A/B/C/D'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '06594af9-7b03-4523-9e1b-276d351f7a28'
'TXXX:MusicBrainz Album Release Country'            'IT'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '2167e7be-f178-44c3-80c9-216b180712d1'
'TXXX:MusicBrainz Release Group Id'                 '0de2360b-8773-4586-9239-d4f53bb26c1b'
'TXXX:MusicBrainz Release Track Id'                 '40860f3c-06b7-3c08-a068-44f096025fdd'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:originalyear'                                 '1997'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.73 dB'
'TXXX:replaygain_track_peak'                        '0.999445'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'4d637d48-df0d-4e62-bd69-6aeaf873bf94')

========================== row from database ==========================
                                              'id'  1416880
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Algebra - Italian Prog Tribute/cd 1/101_-_Sea_Reach_&_Friends_(Finland)_-Principe_Di_Un_Giorno_(Celeste).mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  401
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  12864160
                                           'mtime'  1620736017
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy Algebra Italian Prog Tribute cd 1 101_ _Sea_Reach_&_Friends_(Finland)_ Principe_Di_Un_Giorno_(Celeste) rock cppex progressive;set pl progspace
                                      'tag_artist'  Sea Reach & Friends
                                     'tag_release'  Zarathustra's Revenge
                                       'tag_title'  Principe di un giorno
                                             'bpm'  133.0
                                    'search_title'  'di':2 'giorno':4 'principe':1 'un':3
                                   'search_artist'  'friends':3 'reach':2 'sea':1
                                  'search_release'  'revenge':4 's':2 'zarathustra':1 'zarathustras':3
                                     'search_rest'  '1':7 '101':8 'algebra':2 'cd':6 'celeste':21,26 'classicprogpsy':1 'cppex':28 'di':18,23 'finland':12,16 'friends':11,15 'giorno':20,25 'italian':3 'pl':33 'principe':17,22 'prog':4 'progressive':29,31 'progspace':34 'reach':10,14 'rock':27 'sea':9,13 'set':30,32 'tribute':5 'un':19,24
                                    'search_combo'  '1':18 '101':19 'algebra':13 'cd':17 'celeste':32,37 'classicprogpsy':12 'cppex':39 'di':2A,29,34 'finland':23,27 'friends':7B,22,26 'giorno':4A,31,36 'italian':14 'pl':44 'principe':1A,28,33 'prog':15 'progressive':40,42 'progspace':45 'reach':6B,21,25 'revenge':11C 'rock':38 's':9C 'sea':5B,20,24 'set':41,43 'tribute':16 'un':3A,30,35 'zarathustra':8C 'zarathustras':10C
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1997
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736016.7841449  (2021-05-11 14:26:56)
                             'size'  12864160