======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '172'
                                          'artist'  'The Esquires'
                                     'text_people'  ''
                                         'release'  'Tape No196 - My Jane (Moody Tunes - Part IV)'
                                           'title'  'I Still Love You'
                                           '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'  "['garage rock', 'all', 'soul', 'oldies', '7soul']"
                                     'discogstags'  "['funk / soul']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '08'
                                      'tracktotal'  ''
                                            'date'  '1967'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '125.0'
                                             'key'  '6A'
                                        '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 No196 - My Jane (Moody Tunes - Part IV)'
'TBPM' (BPM (beats per minute))                     '125.0'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1967'
'TIT2' (Title/songname/content description)         'I Still Love You'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Esquires'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '08'
'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'                                  'funk / soul'
'TXXX:lastfmtags'                                   ['garage rock', 'all', 'soul', 'oldies', '7soul']
'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'                        '+23.73 dB'
'TXXX:replaygain_track_peak'                        '0.015545'
'TXXX:tracknum'                                     '08'

========================== row from database ==========================
                                              'id'  503594
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT196/08 - The Esquires - I Still Love You (1967 US) (Showboat).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  172
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  4205639
                                           'mtime'  1620385182
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT196 08 (1967 US) (Showboat) rock gr garage;set pl garagetapes
                                      'tag_artist'  The Esquires
                                     'tag_release'  Tape No196 - My Jane (Moody Tunes - Part IV)
                                       'tag_title'  I Still Love You
                                             'bpm'  125.0
                                    'search_title'  'i':1 'love':3 'still':2 'you':4
                                   'search_artist'  'esquires':2 'the':1
                                  'search_release'  'iv':9,10 'jane':4 'moody':5,6 'my':3 'no196':2 'part':8 'tape':1 'tunes':7
                                     'search_rest'  '1967':6,7 'blogspot':2 'com':3 'garage':14,16 'garagetapes':1,19 'garagetapesblogspotcom':4 'gr':13 'gt196':5 'pl':18 'rock':12 'set':15,17 'showboat':10,11 'us':8,9
                                    'search_combo'  '1967':22,23 'blogspot':18 'com':19 'esquires':6B 'garage':30,32 'garagetapes':17,35 'garagetapesblogspotcom':20 'gr':29 'gt196':21 'i':1A 'iv':15C,16C 'jane':10C 'love':3A 'moody':11C,12C 'my':9C 'no196':8C 'part':14C 'pl':34 'rock':28 'set':31,33 'showboat':26,27 'still':2A 'tape':7C 'the':5B 'tunes':13C 'us':24,25 'you':4A
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  6A
                                           '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'  ['garage rock', 'all', 'soul', 'oldies', '7soul']
                                        'tag_date'  1967
                                     'discogstags'  ['funk / soul']

============================== file details ==============================
                                           'mtime'  1620385182.3763936  (2021-05-07 12:59:42)
                             'size'  4205639