======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '185'
                                          'artist'  'Wimple Winch'
                                     'text_people'  ''
                                         'release'  ('Rolling Stone: Rare Trax, Volume 33: Nine Miles High: British Psychedelia '
 'From the 60s and 70s')
                                           'title'  'Save My Soul'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['psychedelic', '60s', 'psychedelic rock', 'garage rock', 'freakbeat']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '12'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'rock-cppex-psychedelic'
                                             'bpm'  '123'
                                             'key'  '9B'
                                        'acoustid'  '5625b6ad-2c72-474b-b60a-266b13593441'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'MCDI' (Music CD identifier)                        MCDI(data=b'C\x00+\x009\x006\x00+\x002\x009\x004\x002\x00+\x005\x00F\x009\x005\x00+\x009\x00B\x007\x000\x00+\x00E\x004\x00C\x009\x00+\x001\x003\x007\x00E\x008\x00+\x001\x007\x003\x008\x007\x00+\x001\x00D\x00A\x002\x005\x00+\x002\x002\x008\x00B\x000\x00+\x002\x006\x001\x004\x004\x00+\x002\x009\x00A\x008\x009\x00+\x002\x00C\x00F\x00F\x00A\x00+\x003\x000\x006\x001\x007\x00\x00\x00')
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'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
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'TALB' (Album/Movie/Show title)                     ('Rolling Stone: Rare Trax, Volume 33: Nine Miles High: British Psychedelia '
 'From the 60s and 70s')
'TBPM' (BPM (beats per minute))                     '123'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-psychedelic'
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Save My Soul'
'TKEY' (Initial key)                                '9B'
'TLEN' (Length)                                     '185426'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Wimple Winch'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Rolling Stone'
'TRCK' (Track number/Position in set)               '2/12'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Wimple Winch'
'TXXX:Acoustid Id'                                  '5625b6ad-2c72-474b-b60a-266b13593441'
'TXXX:Artists'                                      'Wimple Winch'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '172e4cb5-963c-4d08-8592-5ead64ff0d6d'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'promotion'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '05f90457-299f-4492-a4b4-967851b1db3f'
'TXXX:MusicBrainz Release Group Id'                 'ccc41e01-b38b-36ac-9ff3-faa460a23551'
'TXXX:MusicBrainz Release Track Id'                 'e5964b7c-5323-380c-9680-b645f7e77d40'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['psychedelic', '60s', 'psychedelic rock', 'garage rock', 'freakbeat']
'TXXX:originalyear'                                 '2004'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.02 dB'
'TXXX:replaygain_track_peak'                        '0.604250'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'7d769bd1-bd65-4ccc-a300-efd7756b7165')

========================== row from database ==========================
                                              'id'  1417640
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Rolling Stone - Rare Trax 33/02 Save My Soul.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  185
                                           'genre'  rock-cppex-psychedelic
                                        'filesize'  4514914
                                           'mtime'  1620737359
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner 02 rock cppex psychedelic
                                      'tag_artist'  Wimple Winch
                                     'tag_release'  Rolling Stone: Rare Trax, Volume 33: Nine Miles High: British Psychedelia From the 60s and 70s
                                       'tag_title'  Save My Soul
                                             'bpm'  123.0
                                    'search_title'  'my':2 'save':1 'soul':3
                                   'search_artist'  'wimple':1 'winch':2
                                  'search_release'  '33':8,9 '60s':18 '70s':20 'and':19 'british':14 'from':16 'high':12,13 'miles':11 'nine':10 'psychedelia':15 'rare':4 'rolling':1 'stone':2,3 'the':17 'trax':5,6 'volume':7
                                     'search_rest'  'cppex':6 'garage':2 'psychedelic':7 'punk':1 'rock':5 'stoner':4 'surf':3
                                    'search_combo'  '33':13C,14C '60s':23C '70s':25C 'and':24C 'british':19C 'cppex':31 'from':21C 'garage':27 'high':17C,18C 'miles':16C 'my':2A 'nine':15C 'psychedelia':20C 'psychedelic':32 'punk':26 'rare':9C 'rock':30 'rolling':6C 'save':1A 'soul':3A 'stone':7C,8C 'stoner':29 'surf':28 'the':22C 'trax':10C,11C 'volume':12C 'wimple':4B 'winch':5B
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['psychedelic', '60s', 'psychedelic rock', 'garage rock', 'freakbeat']
                                        'tag_date'  2004
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620737359.1369233  (2021-05-11 14:49:19)
                             'size'  4514914