======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '283'
                                          'artist'  'Chriss'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'With A Boy Like You (Boy Remix)'
                                           'quals'  "['q-bass-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '1986'
                                        'comments'  ''
                                           'genre'  'pop,eighties,zomgeighties'
                                             'bpm'  '123.0'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '123.0'
'TCON' (Content type, a.k.a. Genre)                 'pop,eighties,zomgeighties'
'TDRC' (Recording time)                             '1986'
'TIT2' (Title/songname/content description)         'With A Boy Like You (Boy Remix)'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Chriss'
'TRCK' (Track number/Position in set)               '11'
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.38 dB'
'TXXX:replaygain_track_peak'                        '0.605512'

========================== row from database ==========================
                                              'id'  1538205
                                            'path'  /data/Music/Other/PrevSet/[7zomgeighties]/Chriss - With A Boy Like You (Boy Remix).mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  283
                                           'genre'  pop,eighties,zomgeighties
                                        'filesize'  5672781
                                           'mtime'  1662800417
                                   'redo_metaread'  0
                                        'rest_str'   PrevSet [7zomgeighties] pop,eighties,zomgeighties
                                      'tag_artist'  Chriss
                                     'tag_release'  None
                                       'tag_title'  With A Boy Like You (Boy Remix)
                                             'bpm'  123.0
                                    'search_title'  'a':2 'boy':3,6 'like':4 'remix':7,8 'with':1 'you':5
                                   'search_artist'  'chriss':1
                                  'search_release'  
                                     'search_rest'  '7zomgeighties':2,3 'eighties':5,8 'pop':4,7 'prev':10 'prevset':1 'set':11 'zomgeighties':6,9
                                    'search_combo'  '7zomgeighties':11,12 'a':2A 'boy':3A,6A 'chriss':9B 'eighties':14,17 'like':4A 'pop':13,16 'prev':19 'prevset':10 'remix':7A,8A 'set':20 'with':1A 'you':5A 'zomgeighties':15,18
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['q-bass-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2']
                                      'lastfmtags'  []
                                        'tag_date'  1986
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1662800416.8931558  (2022-09-10 11:00:16)
                             'size'  5672781