======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '143'
                                          'artist'  'The Colonists'
                                     'text_people'  ''
                                         'release'  'Tape No135 - Real Girls In The Garage Land (Part XXXVII)'
                                           'title'  "You Don't Learn That In School"
                                           'quals'  ("['Q-LOCALNESS-2', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', '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'  "['rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '07'
                                      'tracktotal'  ''
                                            'date'  '1971'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '142.1'
                                             'key'  '8A'
                                        '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 No135 - Real Girls In The Garage Land (Part XXXVII)'
'TBPM' (BPM (beats per minute))                     '142.1'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1971'
'TIT2' (Title/songname/content description)         "You Don't Learn That In School"
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Colonists'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '07'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:country'                                      'US'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   'rock'
'TXXX:q-bass'                                       '3'
'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'                        '+24.28 dB'
'TXXX:replaygain_track_peak'                        '0.039267'
'TXXX:tracknum'                                     '07'

========================== row from database ==========================
                                              'id'  1501691
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT135/07 - The Colonists - You Don_t Learn That In School (1971 US).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  143
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  3510421
                                           'mtime'  1620384637
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT135 07 Don_t (1971 US) rock gr garage;set pl garagetapes
                                      'tag_artist'  The Colonists
                                     'tag_release'  Tape No135 - Real Girls In The Garage Land (Part XXXVII)
                                       'tag_title'  You Don't Learn That In School
                                             'bpm'  142.1
                                    'search_title'  'don':2 'dont':4 'in':7 'learn':5 'school':8 't':3 'that':6 'you':1
                                   'search_artist'  'colonists':2 'the':1
                                  'search_release'  'garage':7 'girls':4 'in':5 'land':8 'no135':2 'part':9,10 'real':3 'tape':1 'the':6 'xxxvii':11,12
                                     'search_rest'  '1971':8,9 'blogspot':2 'com':3 'don':6 'garage':14,16 'garagetapes':1,19 'garagetapesblogspotcom':4 'gr':13 'gt135':5 'pl':18 'rock':12 'set':15,17 't':7 'us':10,11
                                    'search_combo'  '1971':30,31 'blogspot':24 'colonists':10B 'com':25 'don':2A,28 'dont':4A 'garage':17C,36,38 'garagetapes':23,41 'garagetapesblogspotcom':26 'girls':14C 'gr':35 'gt135':27 'in':7A,15C 'land':18C 'learn':5A 'no135':12C 'part':19C,20C 'pl':40 'real':13C 'rock':34 'school':8A 'set':37,39 't':3A,29 'tape':11C 'that':6A 'the':9B,16C 'us':32,33 'xxxvii':21C,22C 'you':1A
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', '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-3', 'q-grit-2']
                                      'lastfmtags'  ['rock']
                                        'tag_date'  1971
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620384637.4481966  (2021-05-07 12:50:37)
                             'size'  3510421