======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '151'
                                          'artist'  'Asuna'
                                     'text_people'  ''
                                         'release'  "dimitri's dungeon mixtape iii"
                                           'title'  'Courtyard In Junier Highschool'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['ambient', 'experimental', 'japanese', 'electronic', 'drone']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-experimental;set-pl-dimitridm'
                                             'bpm'  '86.7'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     "dimitri's dungeon mixtape iii"
'TBPM' (BPM (beats per minute))                     '86.7'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-experimental', 'set-pl-dimitridm']
'TENC' (Encoded by)                                 'Lame'
'TIT2' (Title/songname/content description)         'Courtyard In Junier Highschool'
'TKEY' (Initial key)                                '7B'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Asuna'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['ambient', 'experimental', 'japanese', 'electronic', 'drone']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.14 dB'
'TXXX:replaygain_track_peak'                        '0.455405'

========================== row from database ==========================
                                              'id'  1528952
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Freeform - dimitri_s dungeon mixtape iii - electrician returns/55 Asuna - Courtyard In Junier Highschool.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  151
                                           'genre'  electronic-experimental;set-pl-dimitridm
                                        'filesize'  6072398
                                           'mtime'  1636920552
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Freeform dimitri_s electrician returns 55 electronic experimental;set pl dimitridm
                                      'tag_artist'  Asuna
                                     'tag_release'  dimitri's dungeon mixtape iii
                                       'tag_title'  Courtyard In Junier Highschool
                                             'bpm'  86.7
                                    'search_title'  'courtyard':1 'highschool':4 'in':2 'junier':3
                                   'search_artist'  'asuna':1
                                  'search_release'  'dimitri':1 'dimitris':3 'dungeon':4 'iii':6 'mixtape':5 's':2
                                     'search_rest'  '55':6 'dimitri':2 'dimitridm':13 'electrician':4 'electronic':7 'experimental':8,10 'freeform':1 'pl':12 'returns':5 's':3 'set':9,11
                                    'search_combo'  '55':17 'asuna':5B 'courtyard':1A 'dimitri':6C,13 'dimitridm':24 'dimitris':8C 'dungeon':9C 'electrician':15 'electronic':18 'experimental':19,21 'freeform':12 'highschool':4A 'iii':11C 'in':2A 'junier':3A 'mixtape':10C 'pl':23 'returns':16 's':7C,14 'set':20,22
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['ambient', 'experimental', 'japanese', 'electronic', 'drone']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636920551.6326158  (2021-11-14 21:09:11)
                             'size'  6072398