======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '267'
                                          'artist'  'Nick Foster'
                                     'text_people'  'George King'
                                         'release'  'Sackboy: A Big Adventure (Original Soundtrack)'
                                           'title'  'Snowballs, Please!'
                                           'quals'  ("['Q-HAP-3', 'q-bass-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'Q-SYN-2', 'Q-UNU-3', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-2', 'Q-CHART-2', "
 "'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-MIXBEAT-2', 'Q-LOCALNESS-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '48'
                                            'date'  '2020'
                                        'comments'  ''
                                           'genre'  'soundtrack-game'
                                             'bpm'  '123.0'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Sackboy: A Big Adventure (Original Soundtrack)'
'TBPM' (BPM (beats per minute))                     '123.0'
'TCOM' (Composer)                                   'George King'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-game'
'TDRC' (Recording time)                             '2020'
'TIT2' (Title/songname/content description)         'Snowballs, Please!'
'TKEY' (Initial key)                                '2A'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'George King'
'TPE2' (Band/orchestra/accompaniment)               'Nick Foster'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '8/48'
'TXXX:Artists'                                      'George King'
'TXXX:BARCODE'                                      '886448960324'
'TXXX:COMPILATION'                                  '0'
'TXXX:EXPLICIT'                                     '0'
'TXXX:ISRC'                                         'USQX92005432'
'TXXX:LABEL'                                        'Sony Classical'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '3'
'TXXX:RELEASETYPE'                                  'Album'
'TXXX:SOURCE'                                       'Deezer'
'TXXX:SOURCEID'                                     '1164834332'
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-6.03 dB'
'TXXX:replaygain_track_peak'                        '1.035394'

========================== row from database ==========================
                                              'id'  1494934
                                            'path'  /data/Music/Bulk/0soundtrack/Sackboy A Big Adventure/08 Snowballs Please!.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  267
                                           'genre'  soundtrack-game
                                        'filesize'  11555680
                                           'mtime'  1636911919
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack 08 soundtrack game
                                      'tag_artist'  Nick Foster
                                     'tag_release'  Sackboy: A Big Adventure (Original Soundtrack)
                                       'tag_title'  Snowballs, Please!
                                             'bpm'  123.0
                                    'search_title'  'please':3 'snowballs':1,2
                                   'search_artist'  'foster':2 'nick':1
                                  'search_release'  'a':3 'adventure':5 'big':4 'original':6,7 'sackboy':1,2 'soundtrack':8,9
                                     'search_rest'  '0soundtrack':1 'game':3 'soundtrack':2
                                    'search_combo'  '0soundtrack':15 'a':8C 'adventure':10C 'big':9C 'foster':5B 'game':17 'nick':4B 'original':11C,12C 'please':3A 'sackboy':6C,7C 'snowballs':1A,2A 'soundtrack':13C,14C,16
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-3', 'Q-GRIT-2', 'Q-UNU-3', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-4', 'Q-SYN-2', 'q-other-3', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-3']
                                      'lastfmtags'  []
                                        'tag_date'  2020
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636911919.0695908  (2021-11-14 18:45:19)
                             'size'  11555680