======================== unified (from filesystem) ========================
                                         'bitrate'  '139.787'
                                        'duration'  '417'
                                          'artist'  'Nação Zumbi'
                                     'text_people'  ''
                                         'release'  'Dimitri - Ful, Soul & Jazz'
                                           'title'  'Carimbó'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'Q-JZFKS-3', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-3', "
 "'Q-CHART-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['manguebeat', 'brazilian', 'brasil', 'alternative', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '84.0'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Dimitri - Ful, Soul & Jazz'
'TBPM' (BPM (beats per minute))                     '84.0'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TIT2' (Title/songname/content description)         'Carimbó'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Nação Zumbi'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf58.45.100'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['manguebeat', 'brazilian', 'brasil', 'alternative', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.87 dB'
'TXXX:replaygain_track_peak'                        '0.585170'
'TXXX:youtube'                                      'B8rH5boO_OU'

========================== row from database ==========================
                                              'id'  1477125
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Dimitri/FunkSoulJazz/Nação Zumbi - Carimbó-B8rH5boO_OU.mp3
                                         'working'  None
                                         'bitrate'  139
                                    'duration_sec'  417
                                           'genre'  funk or soul
                                        'filesize'  7292467
                                           'mtime'  1628357628
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm FunkSoulJazz B8rH5boO_OU funk or soul
                                      'tag_artist'  Nação Zumbi
                                     'tag_release'  Dimitri - Ful, Soul & Jazz
                                       'tag_title'  Carimbó
                                             'bpm'  84.0
                                    'search_title'  'carimbo':1,2
                                   'search_artist'  'nacao':1,2 'zumbi':3
                                  'search_release'  'dimitri':1 'ful':2,3 'jazz':5 'soul':4
                                     'search_rest'  'b8r':8 'b8rh5boo':2 'funk':4 'funksouljazz':1 'h5bo':9 'jazz':7 'o':10 'or':5 'ou':3,11 'soul':6
                                    'search_combo'  'b8r':18 'b8rh5boo':12 'carimbo':1A,2A 'dimitri':6C 'ful':7C,8C 'funk':14 'funksouljazz':11 'h5bo':19 'jazz':10C,17 'nacao':3B,4B 'o':20 'or':15 'ou':13,21 'soul':9C,16 'zumbi':5B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-2', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-3', 'Q-CHART-2', 'q-drums-4', 'Q-SYN-2', 'q-other-1', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-3']
                                      'lastfmtags'  ['manguebeat', 'brazilian', 'brasil', 'alternative', 'rock']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628357627.5495095  (2021-08-07 19:33:47)
                             'size'  7292467