======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '193'
                                          'artist'  'Jay & The Americans'
                                     'text_people'  ''
                                         'release'  '100 Oldies Deel 119'
                                           'title'  'Come A Little Bit Closer'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-2', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', "
 "'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['pop', 'rock', '60s', 'oldies', 'classic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '44'
                                      'tracktotal'  '100'
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'rock-pop'
                                             'bpm'  '86.4'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     '100 Oldies Deel 119'
'TBPM' (BPM (beats per minute))                     '86.4'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop'
'TDRC' (Recording time)                             '2001'
'TENC' (Encoded by)                                 'Mister X'
'TIT2' (Title/songname/content description)         'Come A Little Bit Closer'
'TKEY' (Initial key)                                '6B'
'TPE1' (Lead performer(s)/Soloist(s))               'Jay & The Americans'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '44/100'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['pop', 'rock', '60s', 'oldies', 'classic rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.96 dB'
'TXXX:replaygain_track_peak'                        '0.670190'

========================== row from database ==========================
                                              'id'  1359681
                                            'path'  /data/Music/Bulk/00poprockelectronic/100 oldies deel 119/45 Jay & The Americans - Come A Little Bit Closer.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  193
                                           'genre'  rock-pop
                                        'filesize'  8177208
                                           'mtime'  1620389065
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic oldies deel 45 rock pop
                                      'tag_artist'  Jay & The Americans
                                     'tag_release'  100 Oldies Deel 119
                                       'tag_title'  Come A Little Bit Closer
                                             'bpm'  86.4
                                    'search_title'  'a':2 'bit':4 'closer':5 'come':1 'little':3
                                   'search_artist'  'americans':3 'jay':1 'the':2
                                  'search_release'  '100':1 '119':4 'deel':3 'oldies':2
                                     'search_rest'  '00poprockelectronic':1 '45':4 'deel':3 'oldies':2 'pop':6 'rock':5
                                    'search_combo'  '00poprockelectronic':13 '100':9C '119':12C '45':16 'a':2A 'americans':8B 'bit':4A 'closer':5A 'come':1A 'deel':11C,15 'jay':6B 'little':3A 'oldies':10C,14 'pop':18 'rock':17 'the':7B
                                    'tag_tracknum'  44
                                      'num_images'  1
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['pop', 'rock', '60s', 'oldies', 'classic rock']
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620389065.0237403  (2021-05-07 14:04:25)
                             'size'  8177208