======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '138'
                                          'artist'  'Jan Turkenburg'
                                     'text_people'  ''
                                         'release'  'Comfort Cake'
                                           'title'  'Have Another Piece'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', "
 "'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-2']")
                                      'lastfmtags'  "['all', 'psychedelic', 'electronic', 'acoustic', 'relaxing']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '136.1'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '[CSR048]  http://www.comfortstand.com'
'TALB' (Album/Movie/Show title)                     'Comfort Cake'
'TBPM' (BPM (beats per minute))                     '136.1'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-unsorted', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Have Another Piece'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Jan Turkenburg'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '01'
'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'                                   ['all', 'psychedelic', 'electronic', 'acoustic', 'relaxing']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.21 dB'
'TXXX:replaygain_track_peak'                        '0.447031'

========================== row from database ==========================
                                              'id'  1380620
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Inzah - Slice 2 [192k]/01 - Jan Turkenburg - Comfort Cake - Have Another Piece.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  138
                                           'genre'  electronic-unsorted;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  3324375
                                           'mtime'  1620346452
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Inzah Slice 2 [192k] 01 electronic unsorted;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Jan Turkenburg
                                     'tag_release'  Comfort Cake
                                       'tag_title'  Have Another Piece
                                             'bpm'  136.1
                                    'search_title'  'another':2 'have':1 'piece':3
                                   'search_artist'  'jan':1 'turkenburg':2
                                  'search_release'  'cake':2 'comfort':1
                                     'search_rest'  '192k':4,5 '2':3 'electronic':6 'inzah':1 'mor':16 'pl':11 'set':8,10,13,15 'shirleyspinoza':12,14 'slice':2 'unsorted':7,9
                                    'search_combo'  '192k':11,12 '2':10 'another':2A 'cake':7C 'comfort':6C 'electronic':13 'have':1A 'inzah':8 'jan':4B 'mor':23 'piece':3A 'pl':18 'set':15,17,20,22 'shirleyspinoza':19,21 'slice':9 'turkenburg':5B 'unsorted':14,16
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-2', 'q-syn-2', 'q-chart-1', 'q-other-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['all', 'psychedelic', 'electronic', 'acoustic', 'relaxing']
                                        'tag_date'  2004
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620346452.169715  (2021-05-07 02:14:12)
                             'size'  3324375