======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '129'
                                          'artist'  'The Bare Facts'
                                     'text_people'  ''
                                         'release'  "Tape No194 - It's A Beautiful Day"
                                           'title'  'The Only Thing'
                                           '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-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['60s garage', 'garage rock', '60s', 'garage']"
                                     'discogstags'  "['garage rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  ''
                                            'date'  '1967'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '141.4'
                                             'key'  '1B'
                                        '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 No194 - It's A Beautiful Day"
'TBPM' (BPM (beats per minute))                     '141.4'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1967'
'TIT2' (Title/songname/content description)         'The Only Thing'
'TKEY' (Initial key)                                '1B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Bare Facts'
'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'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:country'                                      'US'
'TXXX:discogstags'                                  ['garage rock', 'rock']
'TXXX:lastfmtags'                                   ['60s garage', 'garage rock', '60s', 'garage']
'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'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+22.72 dB'
'TXXX:replaygain_track_peak'                        '0.017671'
'TXXX:tracknum'                                     '14'

========================== row from database ==========================
                                              'id'  507350
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT194/14 - The Bare Facts - The Only Thing (1967 US) (Josie).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  129
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  3174150
                                           'mtime'  1620385165
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT194 14 (1967 US) (Josie) rock gr garage;set pl garagetapes
                                      'tag_artist'  The Bare Facts
                                     'tag_release'  Tape No194 - It's A Beautiful Day
                                       'tag_title'  The Only Thing
                                             'bpm'  141.4
                                    'search_title'  'only':2 'the':1 'thing':3
                                   'search_artist'  'bare':2 'facts':3 'the':1
                                  'search_release'  'a':6 'beautiful':7 'day':8 'it':3 'its':5 'no194':2 's':4 'tape':1
                                     'search_rest'  '1967':6,7 'blogspot':2 'com':3 'garage':14,16 'garagetapes':1,19 'garagetapesblogspotcom':4 'gr':13 'gt194':5 'josie':10,11 'pl':18 'rock':12 'set':15,17 'us':8,9
                                    'search_combo'  '1967':20,21 'a':12C 'bare':5B 'beautiful':13C 'blogspot':16 'com':17 'day':14C 'facts':6B 'garage':28,30 'garagetapes':15,33 'garagetapesblogspotcom':18 'gr':27 'gt194':19 'it':9C 'its':11C 'josie':24,25 'no194':8C 'only':2A 'pl':32 'rock':26 's':10C 'set':29,31 'tape':7C 'the':1A,4B 'thing':3A 'us':22,23
                                    'tag_tracknum'  14
                                      'num_images'  1
                                             'key'  1B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['60s garage', 'garage rock', '60s', 'garage']
                                        'tag_date'  1967
                                     'discogstags'  ['garage rock', 'rock']

============================== file details ==============================
                                           'mtime'  1620385164.6958468  (2021-05-07 12:59:24)
                             'size'  3174150