======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '153'
                                          'artist'  'Wittek Maria & The dogs'
                                     'text_people'  ''
                                         'release'  'Tape No107 - Real Girls In The Garage Land (Part XXVIII)'
                                           'title'  'Keresek Egy Fiut'
                                           '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-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '04'
                                      'tracktotal'  ''
                                            'date'  '1967'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '144.9'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'http://garagetapes.blogspot.com/'
'TALB' (Album/Movie/Show title)                     'Tape No107 - Real Girls In The Garage Land (Part XXVIII)'
'TBPM' (BPM (beats per minute))                     '144.9'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1967'
'TIT2' (Title/songname/content description)         'Keresek Egy Fiut'
'TKEY' (Initial key)                                '6B'
'TPE1' (Lead performer(s)/Soloist(s))               'Wittek Maria & The dogs'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '04'
'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'                                      'HU'
'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'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+26.02 dB'
'TXXX:replaygain_track_peak'                        '0.020272'
'TXXX:tracknum'                                     '04'

========================== row from database ==========================
                                              'id'  506037
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT107/04 - Wittek Maria & The dogs - Keresek Egy Fiut (1967 HU).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  153
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  3684156
                                           'mtime'  1620384260
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT107 04 (1967 HU) rock gr garage;set pl garagetapes
                                      'tag_artist'  Wittek Maria & The dogs
                                     'tag_release'  Tape No107 - Real Girls In The Garage Land (Part XXVIII)
                                       'tag_title'  Keresek Egy Fiut
                                             'bpm'  144.9
                                    'search_title'  'egy':2 'fiut':3 'keresek':1
                                   'search_artist'  'dogs':4 'maria':2 'the':3 'wittek':1
                                  'search_release'  'garage':7 'girls':4 'in':5 'land':8 'no107':2 'part':9,10 'real':3 'tape':1 'the':6 'xxviii':11,12
                                     'search_rest'  '1967':6,7 'blogspot':2 'com':3 'garage':12,14 'garagetapes':1,17 'garagetapesblogspotcom':4 'gr':11 'gt107':5 'hu':8,9 'pl':16 'rock':10 'set':13,15
                                    'search_combo'  '1967':25,26 'blogspot':21 'com':22 'dogs':7B 'egy':2A 'fiut':3A 'garage':14C,31,33 'garagetapes':20,36 'garagetapesblogspotcom':23 'girls':11C 'gr':30 'gt107':24 'hu':27,28 'in':12C 'keresek':1A 'land':15C 'maria':5B 'no107':9C 'part':16C,17C 'pl':35 'real':10C 'rock':29 'set':32,34 'tape':8C 'the':6B,13C 'wittek':4B 'xxviii':18C,19C
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-3', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1967
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620384260.0622823  (2021-05-07 12:44:20)
                             'size'  3684156