======================== unified (from filesystem) ========================
                                         'bitrate'  '217.985'
                                        'duration'  '345'
                                          'artist'  'Sora Shima'
                                     'text_people'  ''
                                         'release'  'ALT RAD DANCE'
                                           'title'  'Hello Big Sky (Radio 909 Remix)'
                                           'quals'  ("['Q-HAP-2', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'q-syn-3', "
 "'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', "
 "'q-other-3', 'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-3']")
                                      'lastfmtags'  "['post-rock', 'ambient', 'new zealand', 'instrumental', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio'
                                             'bpm'  '125.006'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00000701 000006C8 0000209D 00'
'COMM:iTunNORM:eng'                                 (' 00000701 000006C8 0000209D 00001F08 00024667 00024DD7 00008000 00008000 '
 '0000E44C 0000E4A9')
'TALB' (Album/Movie/Show title)                     'ALT RAD DANCE'
'TBPM' (BPM (beats per minute))                     '125.006'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio'
'TIT2' (Title/songname/content description)         'Hello Big Sky (Radio 909 Remix)'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Sora Shima'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['post-rock', 'ambient', 'new zealand', 'instrumental', 'experimental']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-3.06 dB'
'TXXX:replaygain_track_peak'                        '0.644179'

========================== row from database ==========================
                                              'id'  1334327
                                            'path'  /data/Music/Bulk/00poprockelectronic/ALT RAD DANCE/Sora Shima - Hello Big Sky (Radio 909 Remix).mp3
                                         'working'  None
                                         'bitrate'  218
                                    'duration_sec'  345
                                           'genre'  electronic-generic or radio
                                        'filesize'  9418570
                                           'mtime'  1645369867
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic electronic generic radio
                                      'tag_artist'  Sora Shima
                                     'tag_release'  ALT RAD DANCE
                                       'tag_title'  Hello Big Sky (Radio 909 Remix)
                                             'bpm'  125.006
                                    'search_title'  '909':6 'big':2 'hello':1 'radio':4,5 'remix':7,8 'sky':3
                                   'search_artist'  'shima':2 'sora':1
                                  'search_release'  'alt':1 'dance':3 'rad':2
                                     'search_rest'  '00poprockelectronic':1 'electronic':2 'generic':3 'radio':4
                                    'search_combo'  '00poprockelectronic':14 '909':6A 'alt':11C 'big':2A 'dance':13C 'electronic':15 'generic':16 'hello':1A 'rad':12C 'radio':4A,5A,17 'remix':7A,8A 'shima':10B 'sky':3A 'sora':9B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HAP-2', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-3']
                                      'lastfmtags'  ['post-rock', 'ambient', 'new zealand', 'instrumental', 'experimental']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1645369866.747394  (2022-02-20 16:11:06)
                             'size'  9418570