======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '198'
                                          'artist'  'The Upside Dawne'
                                     'text_people'  ''
                                         'release'  'Tape No079 - And Her Name Is G-L-O-R-I-A (Part IV)'
                                           'title'  'Gloria'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', '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']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '1967'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes;set-cover or covered'
                                             'bpm'  '142.6'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'COMM::\x00ra'                                      'http://garagetapes.blogspot.com/'
'TALB' (Album/Movie/Show title)                     'Tape No079 - And Her Name Is G-L-O-R-I-A (Part IV)'
'TBPM' (BPM (beats per minute))                     '142.6'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes', 'set-cover or covered']
'TDRC' (Recording time)                             '1967'
'TIT2' (Title/songname/content description)         'Gloria'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Upside Dawne'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '10'
'TXXX:COUNTRY'                                      'US'
'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:q-bass'                                       '4'
'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'                        '+24.53 dB'
'TXXX:replaygain_track_peak'                        '0.039025'
'TXXX:tracknum'                                     '10'

========================== row from database ==========================
                                              'id'  504080
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT079/10 - The Upside Dawne - Gloria (1967 US).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  198
                                           'genre'  rock-gr-garage;set-pl-garagetapes;set-cover or covered
                                        'filesize'  4773900
                                           'mtime'  1620383581
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT079 10 (1967 US) rock gr garage;set pl garagetapes;set cover covered
                                      'tag_artist'  The Upside Dawne
                                     'tag_release'  Tape No079 - And Her Name Is G-L-O-R-I-A (Part IV)
                                       'tag_title'  Gloria
                                             'bpm'  142.6
                                    'search_title'  'gloria':1
                                   'search_artist'  'dawne':3 'the':1 'upside':2
                                  'search_release'  'a':12 'and':3 'g':7 'gloria':13 'her':4 'i':11 'is':6 'iv':16,17 'l':8 'name':5 'no079':2 'o':9 'part':14,15 'r':10 'tape':1
                                     'search_rest'  '1967':6,7 'blogspot':2 'com':3 'cover':21 'covered':22 'garage':12,14 'garagetapes':1,17,19 'garagetapesblogspotcom':4 'gr':11 'gt079':5 'pl':16 'rock':10 'set':13,15,18,20 'us':8,9
                                    'search_combo'  '1967':27,28 'a':16C 'and':7C 'blogspot':23 'com':24 'cover':42 'covered':43 'dawne':4B 'g':11C 'garage':33,35 'garagetapes':22,38,40 'garagetapesblogspotcom':25 'gloria':1A,17C 'gr':32 'gt079':26 'her':8C 'i':15C 'is':10C 'iv':20C,21C 'l':12C 'name':9C 'no079':6C 'o':13C 'part':18C,19C 'pl':37 'r':14C 'rock':31 'set':34,36,39,41 'tape':5C 'the':2B 'upside':3B 'us':29,30
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  9A
                                           '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-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1967
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620383581.2613585  (2021-05-07 12:33:01)
                             'size'  4773900