======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '244'
                                          'artist'  'Racoon'
                                     'text_people'  ''
                                         'release'  'Till Monkeys Fly'
                                           'title'  'Shooting Star'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['alternative rock', 'pop rock', 'rock', 'pop', 'dutch', 'alternative']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '16'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'rock-unsorted;loc-eur-netherlands'
                                             'bpm'  '116.9'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 00000F5E 000002D8 00009A1D 000035F5 000120C6 0001383E 0000854F 00008572 '
 '000120E0 00023843')
'COMM:iTunes_CDDB_IDs:eng'                          '16+7986EE17634D7715A7A333B6E23EEDE9+6020835'
'TALB' (Album/Movie/Show title)                     'Till Monkeys Fly'
'TBPM' (BPM (beats per minute))                     '116.9'
'TCON' (Content type, a.k.a. Genre)                 ['rock-unsorted', 'loc-eur-netherlands']
'TDRC' (Recording time)                             '2000'
'TENC' (Encoded by)                                 'iTunes v4.9.0.17'
'TIT2' (Title/songname/content description)         'Shooting Star'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Racoon'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '11/16'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['alternative rock', 'pop rock', 'rock', 'pop', 'dutch', 'alternative']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.21 dB'
'TXXX:replaygain_track_peak'                        '0.544447'

========================== row from database ==========================
                                              'id'  1420848
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/Racoon/Till Monkeys Fly/11 Shooting Star.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  244
                                           'genre'  rock-unsorted;loc-eur-netherlands
                                        'filesize'  3927854
                                           'mtime'  1621630032
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock 11 rock unsorted;loc eur netherlands
                                      'tag_artist'  Racoon
                                     'tag_release'  Till Monkeys Fly
                                       'tag_title'  Shooting Star
                                             'bpm'  116.9
                                    'search_title'  'shooting':1 'star':2
                                   'search_artist'  'racoon':1
                                  'search_release'  'fly':3 'monkeys':2 'till':1
                                     'search_rest'  '00poprockelectronic':1 'eur':9 'indierock':3 'loc':6,8 'netherlands':10 'poprock':2 'rock':4 'unsorted':5,7
                                    'search_combo'  '00poprockelectronic':7 'eur':15 'fly':6C 'indierock':9 'loc':12,14 'monkeys':5C 'netherlands':16 'poprock':8 'racoon':3B 'rock':10 'shooting':1A 'star':2A 'till':4C 'unsorted':11,13
                                    'tag_tracknum'  11
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['alternative rock', 'pop rock', 'rock', 'pop', 'dutch', 'alternative']
                                        'tag_date'  2000
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621630032.112347  (2021-05-21 22:47:12)
                             'size'  3927854