======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '125'
                                          'artist'  'Prodigal Sons'
                                     'text_people'  ''
                                         'release'  'Tape No252 - To Touch Your Mind'
                                           'title'  'To Touch Your Mind'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['heavy metal', 'epic metal', 'metal']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '17'
                                      'tracktotal'  ''
                                            'date'  '1967'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '140.9'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'http://garagetapes.blogspot.gr/'
'TALB' (Album/Movie/Show title)                     'Tape No252 - To Touch Your Mind'
'TBPM' (BPM (beats per minute))                     '140.9'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1967'
'TIT2' (Title/songname/content description)         'To Touch Your Mind'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Prodigal Sons'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '17'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:country'                                      'US'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['heavy metal', 'epic metal', 'metal']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+24.52 dB'
'TXXX:replaygain_track_peak'                        '0.030711'
'TXXX:tracknum'                                     '17'

========================== row from database ==========================
                                              'id'  501334
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT252/17 - Prodigal Sons - To Touch Your Mind (1967 US) (The Cascade Sound).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  125
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  3075931
                                           'mtime'  1620385531
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT252 17 (1967 US) (The Cascade Sound) rock gr garage;set pl garagetapes
                                      'tag_artist'  Prodigal Sons
                                     'tag_release'  Tape No252 - To Touch Your Mind
                                       'tag_title'  To Touch Your Mind
                                             'bpm'  140.9
                                    'search_title'  'mind':4 'to':1 'touch':2 'your':3
                                   'search_artist'  'prodigal':1 'sons':2
                                  'search_release'  'mind':6 'no252':2 'tape':1 'to':3 'touch':4 'your':5
                                     'search_rest'  '1967':6,7 'blogspot':2 'cascade':12 'com':3 'garage':17,19 'garagetapes':1,22 'garagetapesblogspotcom':4 'gr':16 'gt252':5 'pl':21 'rock':15 'set':18,20 'sound':13,14 'the':10,11 'us':8,9
                                    'search_combo'  '1967':18,19 'blogspot':14 'cascade':24 'com':15 'garage':29,31 'garagetapes':13,34 'garagetapesblogspotcom':16 'gr':28 'gt252':17 'mind':4A,12C 'no252':8C 'pl':33 'prodigal':5B 'rock':27 'set':30,32 'sons':6B 'sound':25,26 'tape':7C 'the':22,23 'to':1A,9C 'touch':2A,10C 'us':20,21 'your':3A,11C
                                    'tag_tracknum'  17
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['heavy metal', 'epic metal', 'metal']
                                        'tag_date'  1967
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620385530.9053373  (2021-05-07 13:05:30)
                             'size'  3075931