======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '162'
                                          'artist'  'The Beatniks'
                                     'text_people'  ''
                                         'release'  'Tape No136 - Covering The Sounds Of The Kinks (Part III)'
                                           'title'  'Most Exclusive Residence For Sale'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['electronica', 'new wave', 'all', 'electronic', 'japanese']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  ''
                                            'date'  '1967'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '132.1'
                                             'key'  '12B'
                                        '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 No136 - Covering The Sounds Of The Kinks (Part III)'
'TBPM' (BPM (beats per minute))                     '132.1'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1967'
'TIT2' (Title/songname/content description)         'Most Exclusive Residence For Sale'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Beatniks'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '14'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:country'                                      'CL'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'new wave', 'all', 'electronic', 'japanese']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+24.62 dB'
'TXXX:replaygain_track_peak'                        '0.033065'
'TXXX:tracknum'                                     '14'

========================== row from database ==========================
                                              'id'  500971
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT136/14 - The Beatniks - Most Exclusive Residence For Sale (1967 CL).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  162
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  3965250
                                           'mtime'  1620384650
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT136 14 (1967 CL) rock gr garage;set pl garagetapes
                                      'tag_artist'  The Beatniks
                                     'tag_release'  Tape No136 - Covering The Sounds Of The Kinks (Part III)
                                       'tag_title'  Most Exclusive Residence For Sale
                                             'bpm'  132.1
                                    'search_title'  'exclusive':2 'for':4 'most':1 'residence':3 'sale':5
                                   'search_artist'  'beatniks':2 'the':1
                                  'search_release'  'covering':3 'iii':10,11 'kinks':7 'no136':2 'of':6 'part':8,9 'sounds':5 'tape':1 'the':4
                                     'search_rest'  '1967':6,7 'blogspot':2 'cl':8,9 'com':3 'garage':12,14 'garagetapes':1,17 'garagetapesblogspotcom':4 'gr':11 'gt136':5 'pl':16 'rock':10 'set':13,15
                                    'search_combo'  '1967':24,25 'beatniks':7B 'blogspot':20 'cl':26,27 'com':21 'covering':10C 'exclusive':2A 'for':4A 'garage':30,32 'garagetapes':19,35 'garagetapesblogspotcom':22 'gr':29 'gt136':23 'iii':17C,18C 'kinks':14C 'most':1A 'no136':9C 'of':13C 'part':15C,16C 'pl':34 'residence':3A 'rock':28 'sale':5A 'set':31,33 'sounds':12C 'tape':8C 'the':6B,11C
                                    'tag_tracknum'  14
                                      'num_images'  1
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'new wave', 'all', 'electronic', 'japanese']
                                        'tag_date'  1967
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620384649.8811264  (2021-05-07 12:50:49)
                             'size'  3965250