======================== unified (from filesystem) ========================
                                         'bitrate'  '255.335'
                                        'duration'  '98'
                                          'artist'  'Lovage'
                                     'text_people'  ''
                                         'release'  'Music to Make Love to Your Old Lady By'
                                           'title'  'Tea Time With Maseo'
                                           'quals'  "['q-bass-1', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-4']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'trip hop,downtempo,electronic'
                                             'bpm'  '84.4'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'APIC:Cover Image'                                  type PictureType.COVER_FRONT (Cover (front)) b'Cover Image'
                                     
'TALB' (Album/Movie/Show title)                     'Music to Make Love to Your Old Lady By'
'TBPM' (BPM (beats per minute))                     '84.4'
'TCON' (Content type, a.k.a. Genre)                 'trip hop,downtempo,electronic'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Tea Time With Maseo'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Lovage'
'TPE2' (Band/orchestra/accompaniment)               'Lovage'
'TRCK' (Track number/Position in set)               '14'
'TXXX:q-bass'                                       '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.22 dB'
'TXXX:replaygain_track_peak'                        '0.597994'

========================== row from database ==========================
                                              'id'  1538663
                                            'path'  /data/Music/Other/PrevSet/[0yay1]/Lovage/14 - Tea Time With Maseo.mp3
                                         'working'  None
                                         'bitrate'  255
                                    'duration_sec'  98
                                           'genre'  trip hop,downtempo,electronic
                                        'filesize'  3179914
                                           'mtime'  1662800229
                                   'redo_metaread'  0
                                        'rest_str'   PrevSet [0yay1] 14 trip hop,downtempo,electronic
                                      'tag_artist'  Lovage
                                     'tag_release'  Music to Make Love to Your Old Lady By
                                       'tag_title'  Tea Time With Maseo
                                             'bpm'  84.4
                                    'search_title'  'maseo':4 'tea':1 'time':2 'with':3
                                   'search_artist'  'lovage':1
                                  'search_release'  'by':8 'lady':7 'love':4 'make':3 'music':1 'old':6 'to':2 'your':5
                                     'search_rest'  '0yay1':2,3 'downtempo':6,9 'electronic':7,10 'hop':5,8 'prev':11 'prevset':1 'set':12 'trip':4
                                    'search_combo'  '0yay1':15,16 'by':13C 'downtempo':19,22 'electronic':20,23 'hop':18,21 'lady':12C 'lovage':5B 'love':9C 'make':8C 'maseo':4A 'music':6C 'old':11C 'prev':24 'prevset':14 'set':25 'tea':1A 'time':2A 'to':7C 'trip':17 'with':3A 'your':10C
                                    'tag_tracknum'  14
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['q-bass-1', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-4']
                                      'lastfmtags'  []
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1662800229.199215  (2022-09-10 10:57:09)
                             'size'  3179914