======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '120'
                                          'artist'  '[unknown]'
                                     'text_people'  ''
                                         'release'  'Lunch For Yor Ears (Vol. 5)'
                                           'title'  "Emperor's Waltz"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-4', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'funk or soul-funk'
                                             'bpm'  '145.2'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'fraykerbreaks.blogspot.com'
'GEOB:SfMarkers'                                    GEOB(encoding=<Encoding.UTF16: 1>, mime='', filename='', desc='SfMarkers', data=b'\x0c\x00\x00\x00d\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Lunch For Yor Ears (Vol. 5)'
'TBPM' (BPM (beats per minute))                     '145.2'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul-funk'
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         "Emperor's Waltz"
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               '[unknown]'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '4'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-6.99 dB'
'TXXX:replaygain_track_peak'                        '1.012350'

========================== row from database ==========================
                                              'id'  1532619
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/EASY Instr 70_s/• (Unk. Artist) - (Lunch For Yor Ears 5) - Emperor_s Waltz.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  120
                                           'genre'  funk or soul-funk
                                        'filesize'  5871126
                                           'mtime'  1620665617
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul EASY Instr 70_s • (Unk. Artist) (Lunch Emperor_s funk soul funk
                                      'tag_artist'  [unknown]
                                     'tag_release'  Lunch For Yor Ears (Vol. 5)
                                       'tag_title'  Emperor's Waltz
                                             'bpm'  145.2
                                    'search_title'  'emperor':1 'emperors':3 's':2 'waltz':4
                                   'search_artist'  'unknown':1,2
                                  'search_release'  '5':7,8 'ears':4 'for':2 'lunch':1 'vol':5,6 'yor':3
                                     'search_rest'  '70':6 'artist':10,11 'easy':4 'emperor':14 'funk':2 'instr':5 'lunch':12,13 's':7,15 'soul':3 'swing':1 'unk':8,9
                                    'search_combo'  '5':13C,14C '70':20 'artist':24,25 'ears':10C 'easy':18 'emperor':1A,28 'emperors':3A 'for':8C 'funk':16 'instr':19 'lunch':7C,26,27 's':2A,21,29 'soul':17 'swing':15 'unk':22,23 'unknown':5B,6B 'vol':11C,12C 'waltz':4A 'yor':9C
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-4', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620665617.073519  (2021-05-10 18:53:37)
                             'size'  5871126