======================== unified (from filesystem) ========================
                                         'bitrate'  '142.089'
                                        'duration'  '285'
                                          'artist'  'Super Eccentric Theater'
                                     'text_people'  ''
                                         'release'  'Dimitri - PopTropic'
                                           'title'  'Oh Les Beaux Japonais! すてきな男性 (あなた)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-2', "
 "'Q-OLDST-3', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-3', "
 "'Q-CHART-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  ("['japanese', 'japan', 'wtf am i listening to', 'vaporwave', 'japanese hip "
 "hop']")
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '112.0'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Dimitri - PopTropic'
'TBPM' (BPM (beats per minute))                     '112.0'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TIT2' (Title/songname/content description)         'Oh Les Beaux Japonais! すてきな男性 (あなた)'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Super Eccentric Theater'
'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'                                    '2'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['japanese', 'japan', 'wtf am i listening to', 'vaporwave', 'japanese hip hop']
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.19 dB'
'TXXX:replaygain_track_peak'                        '0.869524'

========================== row from database ==========================
                                              'id'  1477207
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Dimitri/PopTropic/Super Eccentric Theater ~ Oh Les Beaux Japonais! すてきな男性 (あなた)-n7rfYjgPRiM.mp3
                                         'working'  None
                                         'bitrate'  142
                                    'duration_sec'  285
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  5069975
                                           'mtime'  1620526719
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm ~ n7rfYjgPRiM hip hop or rnb or rap or turntablism
                                      'tag_artist'  Super Eccentric Theater
                                     'tag_release'  Dimitri - PopTropic
                                       'tag_title'  Oh Les Beaux Japonais! すてきな男性 (あなた)
                                             'bpm'  112.0
                                    'search_title'  'anata':9,10 'beaux':3 'japonais':4 'les':2 'oh':1 'sutekina男性':6 'あなた':7,8 'すてきな男性':5
                                   'search_artist'  'eccentric':2 'super':1 'theater':3
                                  'search_release'  'dimitri':1 'pop':3 'poptropic':2 'tropic':4
                                     'search_rest'  'hip':2 'hop':3 'm':11 'n7rf':8 'n7rfyjgprim':1 'or':4 'pri':10 'rap':6 'rnb':5 'turntablism':7 'yjg':9
                                    'search_combo'  'anata':9A,10A 'beaux':3A 'dimitri':14C 'eccentric':12B 'hip':19 'hop':20 'japonais':4A 'les':2A 'm':28 'n7rf':25 'n7rfyjgprim':18 'oh':1A 'or':21 'pop':16C 'poptropic':15C 'pri':27 'rap':23 'rnb':22 'super':11B 'sutekina男性':6A 'theater':13B 'tropic':17C 'turntablism':24 'yjg':26 'あなた':7A,8A 'すてきな男性':5A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-3', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-4', 'Q-SYN-2', 'q-other-2', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-3']
                                      'lastfmtags'  ['japanese', 'japan', 'wtf am i listening to', 'vaporwave', 'japanese hip hop']
                                        'tag_date'  
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620526718.8916893  (2021-05-09 04:18:38)
                             'size'  5069975