======================== unified (from filesystem) ========================
                                         'bitrate'  '204.259'
                                        'duration'  '336'
                                          'artist'  'Silver Pozzoli'
                                     'text_people'  ''
                                         'release'  'Kneipenhits (Italo Party)'
                                           'title'  'Around My Dream'
                                           'quals'  "['q-bass-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '20'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'pop,eighties,zomgeighties'
                                             'bpm'  '110.5'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Kneipenhits (Italo Party)'
'TBPM' (BPM (beats per minute))                     '110.5'
'TCON' (Content type, a.k.a. Genre)                 'pop,eighties,zomgeighties'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Around My Dream'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Silver Pozzoli'
'TRCK' (Track number/Position in set)               '20'
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.04 dB'
'TXXX:replaygain_track_peak'                        '0.707963'

========================== row from database ==========================
                                              'id'  1538161
                                            'path'  /data/Music/Other/PrevSet/[7zomgeighties]/silver_pozzoli_-_around_my_dream.mp3
                                         'working'  None
                                         'bitrate'  204
                                    'duration_sec'  336
                                           'genre'  pop,eighties,zomgeighties
                                        'filesize'  8609293
                                           'mtime'  1662800524
                                   'redo_metaread'  0
                                        'rest_str'   PrevSet [7zomgeighties] silver_pozzoli_ _around_my_dream pop,eighties,zomgeighties
                                      'tag_artist'  Silver Pozzoli
                                     'tag_release'  Kneipenhits (Italo Party)
                                       'tag_title'  Around My Dream
                                             'bpm'  110.5
                                    'search_title'  'around':1 'dream':3 'my':2
                                   'search_artist'  'pozzoli':2 'silver':1
                                  'search_release'  'italo':2,3 'kneipenhits':1 'party':4,5
                                     'search_rest'  '7zomgeighties':2,3 'around':6 'dream':8 'eighties':10,13 'my':7 'pop':9,12 'pozzoli':5 'prev':15 'prevset':1 'set':16 'silver':4 'zomgeighties':11,14
                                    'search_combo'  '7zomgeighties':12,13 'around':1A,16 'dream':3A,18 'eighties':20,23 'italo':7C,8C 'kneipenhits':6C 'my':2A,17 'party':9C,10C 'pop':19,22 'pozzoli':5B,15 'prev':25 'prevset':11 'set':26 'silver':4B,14 'zomgeighties':21,24
                                    'tag_tracknum'  20
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['q-bass-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2']
                                      'lastfmtags'  []
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1662800524.1616933  (2022-09-10 11:02:04)
                             'size'  8609293