======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '51'
                                          'artist'  "Belf's Rumynski Orkestr"
                                     'text_people'  ''
                                         'release'  '[non-album tracks]'
                                           'title'  'Nakhes Fun Kinder 1912 (Incomplete)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1912'
                                        'comments'  ''
                                           'genre'  'loc-romania'
                                             'bpm'  '145.6'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:MusicMatch_Bio:eng'                           'Sound edited by Breda4@hotmail.com'
'TALB' (Album/Movie/Show title)                     '[non-album tracks]'
'TBPM' (BPM (beats per minute))                     '145.6'
'TCON' (Content type, a.k.a. Genre)                 'loc-romania'
'TDRC' (Recording time)                             '1912'
'TIT2' (Title/songname/content description)         'Nakhes Fun Kinder 1912 (Incomplete)'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               "Belf's Rumynski Orkestr"
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '3'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.53 dB'
'TXXX:replaygain_track_peak'                        '0.322143'

========================== row from database ==========================
                                              'id'  1517618
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1912/Belf_s Rumynski Orkestr - Nakhes Fun Kinder 1912 (INCOMPLETE).mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  51
                                           'genre'  loc-romania
                                        'filesize'  1140947
                                           'mtime'  1621626184
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop Belf_s (INCOMPLETE) loc romania
                                      'tag_artist'  Belf's Rumynski Orkestr
                                     'tag_release'  [non-album tracks]
                                       'tag_title'  Nakhes Fun Kinder 1912 (Incomplete)
                                             'bpm'  145.6
                                    'search_title'  '1912':4 'fun':2 'incomplete':5,6 'kinder':3 'nakhes':1
                                   'search_artist'  'belf':1 'belfs':3 'orkestr':5 'rumynski':4 's':2
                                  'search_release'  'album':2 'non':1 'nonalbum':3 'tracks':4,5
                                     'search_rest'  '00oldiepop':5 'belf':6 'country':4 'exotica':2 'incomplete':8,9 'jazz':1 'loc':10 'oldies':3 'romania':11 's':7
                                    'search_combo'  '00oldiepop':21 '1912':4A 'album':13C 'belf':7B,22 'belfs':9B 'country':20 'exotica':18 'fun':2A 'incomplete':5A,6A,24,25 'jazz':17 'kinder':3A 'loc':26 'nakhes':1A 'non':12C 'nonalbum':14C 'oldies':19 'orkestr':11B 'romania':27 'rumynski':10B 's':8B,23 'tracks':15C,16C
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1912
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621626183.971053  (2021-05-21 21:43:03)
                             'size'  1140947