======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '165'
                                          'artist'  'Katherine & The Firebyrds'
                                     'text_people'  ''
                                         'release'  'Tape No165 - Real Girls In The Garage Land (Part XLV)'
                                           'title'  "Baby Don't"
                                           '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-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['all']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '1966'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '136.4'
                                             'key'  '7B'
                                        '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 No165 - Real Girls In The Garage Land (Part XLV)'
'TBPM' (BPM (beats per minute))                     '136.4'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1966'
'TIT2' (Title/songname/content description)         "Baby Don't"
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'Katherine & The Firebyrds'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '10'
'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'                                      'SG'
'TXXX:lastfmtags'                                   'all'
'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'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+24.21 dB'
'TXXX:replaygain_track_peak'                        '0.016829'
'TXXX:tracknum'                                     '10'

========================== row from database ==========================
                                              'id'  1497184
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT165/10 - Katherine & The Firebyrds - Baby Don_t (1966 SG).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  165
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  4038072
                                           'mtime'  1620384897
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT165 10 Don_t (1966 SG) rock gr garage;set pl garagetapes
                                      'tag_artist'  Katherine & The Firebyrds
                                     'tag_release'  Tape No165 - Real Girls In The Garage Land (Part XLV)
                                       'tag_title'  Baby Don't
                                             'bpm'  136.4
                                    'search_title'  'baby':1 'don':2 'dont':4 't':3
                                   'search_artist'  'firebyrds':3 'katherine':1 'the':2
                                  'search_release'  'garage':7 'girls':4 'in':5 'land':8 'no165':2 'part':9,10 'real':3 'tape':1 'the':6 'xlv':11,12
                                     'search_rest'  '1966':8,9 'blogspot':2 'com':3 'don':6 'garage':14,16 'garagetapes':1,19 'garagetapesblogspotcom':4 'gr':13 'gt165':5 'pl':18 'rock':12 'set':15,17 'sg':10,11 't':7
                                    'search_combo'  '1966':27,28 'baby':1A 'blogspot':21 'com':22 'don':2A,25 'dont':4A 'firebyrds':7B 'garage':14C,33,35 'garagetapes':20,38 'garagetapesblogspotcom':23 'girls':11C 'gr':32 'gt165':24 'in':12C 'katherine':5B 'land':15C 'no165':9C 'part':16C,17C 'pl':37 'real':10C 'rock':31 'set':34,36 'sg':29,30 't':3A,26 'tape':8C 'the':6B,13C 'xlv':18C,19C
                                    'tag_tracknum'  10
                                      'num_images'  1
                                             'key'  7B
                                           '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-3', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['all']
                                        'tag_date'  1966
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620384897.1194518  (2021-05-07 12:54:57)
                             'size'  4038072