======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '210'
                                          'artist'  'Pink'
                                     'text_people'  ''
                                         'release'  'Missundaztood'
                                           'title'  "Don't Let Me Get Me"
                                           'quals'  ("['Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'Q-UNU-1', "
 "'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', "
 "'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-3']")
                                      'lastfmtags'  "['pop rock', 'female vocalists', 'punk', 'pop', 'rock']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance;set-pl-billboard'
                                             'bpm'  '98.501'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Missundaztood'
'TBPM' (BPM (beats per minute))                     '98.501'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-generic or radio-dance', 'set-pl-billboard']
'TIT2' (Title/songname/content description)         "Don't Let Me Get Me"
'TKEY' (Initial key)                                '5B'
'TLEN' (Length)                                     '0'
'TPE1' (Lead performer(s)/Soloist(s))               'Pink'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['pop rock', 'female vocalists', 'punk', 'pop', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.24 dB'
'TXXX:replaygain_track_peak'                        '0.546648'

========================== row from database ==========================
                                              'id'  1296776
                                            'path'  /data/Music/Bulk/00poprockelectronic/Pink/pink.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  210
                                           'genre'  electronic-generic or radio-dance;set-pl-billboard
                                        'filesize'  3373877
                                           'mtime'  1620385314
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic pink electronic generic or radio dance;set pl billboard
                                      'tag_artist'  Pink
                                     'tag_release'  Missundaztood
                                       'tag_title'  Don't Let Me Get Me
                                             'bpm'  98.501
                                    'search_title'  'don':1 'dont':3 'get':6 'let':4 'me':5 't':2
                                   'search_artist'  'pink':1
                                  'search_release'  'missundaztood':1
                                     'search_rest'  '00poprockelectronic':1 'billboard':12 'dance':7,9 'electronic':3 'generic':4 'or':5 'pink':2 'pl':11 'radio':6 'set':8,10
                                    'search_combo'  '00poprockelectronic':9 'billboard':20 'dance':15,17 'don':1A 'dont':3A 'electronic':11 'generic':12 'get':6A 'let':4A 'me':5A 'missundaztood':8C 'or':13 'pink':7B,10 'pl':19 'radio':14 'set':16,18 't':2A
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['pop rock', 'female vocalists', 'punk', 'pop', 'rock']
                                        'tag_date'  
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620385314.1479292  (2021-05-07 13:01:54)
                             'size'  3373877