======================== unified (from filesystem) ========================
                                         'bitrate'  '210.68'
                                        'duration'  '384'
                                          'artist'  'Front Line Assembly'
                                     'text_people'  ''
                                         'release'  '13th Street The Sound Of Mystery'
                                           'title'  'Vanished'
                                           'quals'  ("['Q-HAP-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-3', 'Q-PLAY-3', 'q-bass-4', "
 "'Q-CHART-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'Q-MIXBEAT-3']")
                                      'lastfmtags'  "['industrial metal', 'ebm', 'industrial', 'electronic', 'electro industrial']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'eid-unsorted'
                                             'bpm'  '109.5'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'Lb:ZYX C:ZYX_81857-2'
'TALB' (Album/Movie/Show title)                     '13th Street The Sound Of Mystery'
'TBPM' (BPM (beats per minute))                     '109.5'
'TCON' (Content type, a.k.a. Genre)                 'eid-unsorted'
'TDRC' (Recording time)                             '2006'
'TENC' (Encoded by)                                 'Lame 3.90.3'
'TIT2' (Title/songname/content description)         'Vanished'
'TKEY' (Initial key)                                '6A'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Front Line Assembly'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '8'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '3'
'TXXX:Q-GRIT'                                       '3'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['industrial metal', 'ebm', 'industrial', 'electronic', 'electro industrial']
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-7.57 dB'
'TXXX:replaygain_track_peak'                        '1.114774'

========================== row from database ==========================
                                              'id'  1481605
                                            'path'  /data/Music/Bulk/00poprockelectronic/VA-13th_Street_The_Sound_Of_Mystery-2CD-2006-FWYH/108_front_line_assembly-vanished-fwyh.mp3
                                         'working'  None
                                         'bitrate'  210
                                    'duration_sec'  384
                                           'genre'  eid-unsorted
                                        'filesize'  10131009
                                           'mtime'  1620521511
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic VA 13th_Street_The_Sound_Of_Mystery 2CD 2006 FWYH 108_front_line_assembly vanished fwyh eid unsorted
                                      'tag_artist'  Front Line Assembly
                                     'tag_release'  13th Street The Sound Of Mystery
                                       'tag_title'  Vanished
                                             'bpm'  109.5
                                    'search_title'  'vanished':1
                                   'search_artist'  'assembly':3 'front':1 'line':2
                                  'search_release'  '13th':1 'mystery':6 'of':5 'sound':4 'street':2 'the':3
                                     'search_rest'  '00poprockelectronic':1 '108':12 '13th':3 '2006':10 '2cd':9 'assembly':15 'eid':17 'front':13 'fwyh':11 'line':14 'mystery':8 'of':7 'sound':6 'street':4 'the':5 'unsorted':18 'va':2 'vanished':16
                                    'search_combo'  '00poprockelectronic':11 '108':22 '13th':5C,13 '2006':20 '2cd':19 'assembly':4B,25 'eid':27 'front':2B,23 'fwyh':21 'line':3B,24 'mystery':10C,18 'of':9C,17 'sound':8C,16 'street':6C,14 'the':7C,15 'unsorted':28 'va':12 'vanished':1A,26
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'Q-OLDST-3', 'Q-GRIT-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-3', 'q-drums-4', 'Q-SYN-2', 'q-other-3', 'Q-BUSY-3', 'Q-HAP-1', 'Q-PLAY-3', 'q-bass-4']
                                      'lastfmtags'  ['industrial metal', 'ebm', 'industrial', 'electronic', 'electro industrial']
                                        'tag_date'  2006
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620521511.3988082  (2021-05-09 02:51:51)
                             'size'  10131009