======================== unified (from filesystem) ========================
                                         'bitrate'  '198.965'
                                        'duration'  '174'
                                          'artist'  'André Popp'
                                     'text_people'  'E. Stern'
                                         'release'  'Elsa Popping et sa musique sidérante'
                                           'title'  'Java'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', "
 "'Q-OLDST-2', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['french', 'lounge', 'avant garde', 'illstreet', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '02'
                                      'tracktotal'  ''
                                            'date'  '1958'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-lounge or exotica or bossa'
                                             'bpm'  '100.3'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Elsa Popping et sa musique sidérante'
'TBPM' (BPM (beats per minute))                     '100.3'
'TCOM' (Composer)                                   'E. Stern'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-lounge or exotica or bossa'
'TDRC' (Recording time)                             '1958'
'TENC' (Encoded by)                                 'plaxmol2000@hotmail.com'
'TIT2' (Title/songname/content description)         'Java'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'André Popp'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '02'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['french', 'lounge', 'avant garde', 'illstreet', 'experimental']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+2.53 dB'
'TXXX:replaygain_track_peak'                        '0.590079'
'WXXX:'                                             WXXX(encoding=<Encoding.LATIN1: 0>, desc='', url='http://bastamusic.com/bio.html')

========================== row from database ==========================
                                              'id'  746067
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/va - space age pop & mid century domestics (jingles & themes)/(1958) andré popp & boris vian - java.mp3
                                         'working'  None
                                         'bitrate'  199
                                    'duration_sec'  174
                                           'genre'  prerock-jb-jazz-lounge or exotica or bossa
                                        'filesize'  4214598
                                           'mtime'  1620539236
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm space age pop & mid century domestics (jingles & themes) (1958) andré popp & boris vian java prerock jb jazz lounge or exotica or bossa
                                      'tag_artist'  André Popp
                                     'tag_release'  Elsa Popping et sa musique sidérante
                                       'tag_title'  Java
                                             'bpm'  100.3
                                    'search_title'  'java':1
                                   'search_artist'  'andre':1,2 'popp':3
                                  'search_release'  'elsa':1 'et':3 'musique':5 'popping':2 'sa':4 'siderante':6,7
                                     'search_rest'  '1958':11,12 'age':2 'andre':13,14 'boris':16 'bossa':25 'century':5 'domestics':6 'exotica':24 'java':18 'jazz':21 'jb':20 'jingles':7,8 'lounge':22 'mid':4 'or':23 'pop':3 'popp':15 'prerock':19 'space':1 'themes':9,10 'vian':17
                                    'search_combo'  '1958':22,23 'age':13 'andre':2B,3B,24,25 'boris':27 'bossa':36 'century':16 'domestics':17 'elsa':5C 'et':7C 'exotica':35 'java':1A,29 'jazz':32 'jb':31 'jingles':18,19 'lounge':33 'mid':15 'musique':9C 'or':34 'pop':14 'popp':4B,26 'popping':6C 'prerock':30 'sa':8C 'siderante':10C,11C 'space':12 'themes':20,21 'vian':28
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['french', 'lounge', 'avant garde', 'illstreet', 'experimental']
                                        'tag_date'  1958
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620539235.76993  (2021-05-09 07:47:15)
                             'size'  4214598