======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '119'
                                          'artist'  'Unknown'
                                     'text_people'  ''
                                         'release'  'Tape No082 - Instrumental Sounds (Part III)'
                                           'title'  'Lost Love, pt. 1'
                                           '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-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['90s', 'leapsandbounds cdcollection', '80ies', 'comedy', 'classic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '124.5'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         ('http://garagetapes.blogspot.com/\r\n'
 '\r\n'
 "found at ''blacflag'' yt channel via ''60s (mostly) uncomped'' site")
'TALB' (Album/Movie/Show title)                     'Tape No082 - Instrumental Sounds (Part III)'
'TBPM' (BPM (beats per minute))                     '124.5'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'Lost Love, pt. 1'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Unknown'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '13'
'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:lastfmtags'                                   ['90s', 'leapsandbounds cdcollection', '80ies', 'comedy', 'classic rock']
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '+23.14 dB'
'TXXX:replaygain_track_peak'                        '0.031184'
'TXXX:tracknum'                                     '13'

========================== row from database ==========================
                                              'id'  501035
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT082/13 - Unknown - Lost Love, pt. 1 (196 ).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  119
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  2940547
                                           'mtime'  1620383653
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT082 13 (196 rock gr garage;set pl garagetapes
                                      'tag_artist'  Unknown
                                     'tag_release'  Tape No082 - Instrumental Sounds (Part III)
                                       'tag_title'  Lost Love, pt. 1
                                             'bpm'  124.5
                                    'search_title'  '1':6 'lost':1 'love':2,3 'pt':4,5
                                   'search_artist'  'unknown':1
                                  'search_release'  'iii':7,8 'instrumental':3 'no082':2 'part':5,6 'sounds':4 'tape':1
                                     'search_rest'  '196':6,7 'blogspot':2 'com':3 'garage':10,12 'garagetapes':1,15 'garagetapesblogspotcom':4 'gr':9 'gt082':5 'pl':14 'rock':8 'set':11,13
                                    'search_combo'  '1':6A '196':21,22 'blogspot':17 'com':18 'garage':25,27 'garagetapes':16,30 'garagetapesblogspotcom':19 'gr':24 'gt082':20 'iii':14C,15C 'instrumental':10C 'lost':1A 'love':2A,3A 'no082':9C 'part':12C,13C 'pl':29 'pt':4A,5A 'rock':23 'set':26,28 'sounds':11C 'tape':8C 'unknown':7B
                                    'tag_tracknum'  13
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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'  ['90s', 'leapsandbounds cdcollection', '80ies', 'comedy', 'classic rock']
                                        'tag_date'  1965
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620383653.3814566  (2021-05-07 12:34:13)
                             'size'  2940547