======================== unified (from filesystem) ========================
                                         'bitrate'  '202.92'
                                        'duration'  '323'
                                          'artist'  'Florence and the Machine'
                                     'text_people'  ''
                                         'release'  'ALT RAD DANCE'
                                           'title'  'Rabbit Heart (SLOF MAN Dubstep Remix)'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-4', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['indie', 'female vocalists', 'alternative', 'british', 'indie pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio'
                                             'bpm'  '140.335'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00000698 00000673 00004DE0 00'
'COMM:iTunNORM:eng'                                 (' 00000698 00000673 00004DE0 00005EE8 0000DD7F 0000DD96 00008000 00008000 '
 '0000D1E2 0000D26E')
'TALB' (Album/Movie/Show title)                     'ALT RAD DANCE'
'TBPM' (BPM (beats per minute))                     '140.335'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio'
'TIT2' (Title/songname/content description)         'Rabbit Heart (SLOF MAN Dubstep Remix)'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Florence and the Machine'
'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'                                      '4'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['indie', 'female vocalists', 'alternative', 'british', 'indie pop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-3.05 dB'
'TXXX:replaygain_track_peak'                        '0.652378'

========================== row from database ==========================
                                              'id'  1352292
                                            'path'  /data/Music/Bulk/00poprockelectronic/ALT RAD DANCE/Florence and the Machine - Rabbit Heart (SLOF MAN Dubstep Remix).mp3
                                         'working'  None
                                         'bitrate'  203
                                    'duration_sec'  323
                                           'genre'  electronic-generic or radio
                                        'filesize'  8197888
                                           'mtime'  1645369864
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic electronic generic radio
                                      'tag_artist'  Florence and the Machine
                                     'tag_release'  ALT RAD DANCE
                                       'tag_title'  Rabbit Heart (SLOF MAN Dubstep Remix)
                                             'bpm'  140.335
                                    'search_title'  'dubstep':6 'heart':2 'man':5 'rabbit':1 'remix':7,8 'slof':3,4
                                   'search_artist'  'and':2 'florence':1 'machine':4 'the':3
                                  'search_release'  'alt':1 'dance':3 'rad':2
                                     'search_rest'  '00poprockelectronic':1 'electronic':2 'generic':3 'radio':4
                                    'search_combo'  '00poprockelectronic':16 'alt':13C 'and':10B 'dance':15C 'dubstep':6A 'electronic':17 'florence':9B 'generic':18 'heart':2A 'machine':12B 'man':5A 'rabbit':1A 'rad':14C 'radio':19 'remix':7A,8A 'slof':3A,4A 'the':11B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-4', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-3']
                                      'lastfmtags'  ['indie', 'female vocalists', 'alternative', 'british', 'indie pop']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1645369864.2457411  (2022-02-20 16:11:04)
                             'size'  8197888