======================== unified (from filesystem) ========================
                                         'bitrate'  '178.41'
                                        'duration'  '262'
                                          'artist'  'US3'
                                     'text_people'  ''
                                         'release'  'An Ordinary Day in an Unusual'
                                           'title'  'Pay Attention'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-2', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['jazz', 'acid jazz', 'electronic', 'hip hop', 'funk']"
                                     'discogstags'  "['jazz', 'hip hop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '91.971'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'An Ordinary Day in an Unusual'
'TBPM' (BPM (beats per minute))                     '91.971'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Pay Attention'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'US3'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['jazz', 'hip hop']
'TXXX:lastfmtags'                                   ['jazz', 'acid jazz', 'electronic', 'hip hop', 'funk']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.68 dB'
'TXXX:replaygain_track_peak'                        '0.530307'

========================== row from database ==========================
                                              'id'  1300962
                                            'path'  /data/Music/Bulk/00poprockelectronic/00trip/US3/MBZ;#Us3;#An Ordinary Day In An Unusual Place;#11;#Pay Attention.mp3
                                         'working'  None
                                         'bitrate'  178
                                    'duration_sec'  262
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  5861650
                                           'mtime'  1636911065
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00trip MBZ;#Us3;#An In Place;#11;#Pay electronic trip hop or downtempo or acid jazz
                                      'tag_artist'  US3
                                     'tag_release'  An Ordinary Day in an Unusual
                                       'tag_title'  Pay Attention
                                             'bpm'  91.971
                                    'search_title'  'attention':2 'pay':1
                                   'search_artist'  'us3':1
                                  'search_release'  'an':1 'day':3 'in':4 'ordinary':2 'unusual':5
                                     'search_rest'  '00poprockelectronic':1 '00trip':2 '11':11,14 'acid':21 'an':5,8 'downtempo':20 'electronic':16 'hop':18 'in':9 'jazz':22 'mbz':3,6 'or':19 'pay':12,15 'place':10,13 'trip':17 'us3':4,7
                                    'search_combo'  '00poprockelectronic':9 '00trip':10 '11':19,22 'acid':29 'an':4C,13,16 'attention':2A 'day':6C 'downtempo':28 'electronic':24 'hop':26 'in':7C,17 'jazz':30 'mbz':11,14 'or':27 'ordinary':5C 'pay':1A,20,23 'place':18,21 'trip':25 'unusual':8C 'us3':3B,12,15
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['jazz', 'acid jazz', 'electronic', 'hip hop', 'funk']
                                        'tag_date'  2001
                                     'discogstags'  ['jazz', 'hip hop']

============================== file details ==============================
                                           'mtime'  1636911065.049334  (2021-11-14 18:31:05)
                             'size'  5861650