======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '181'
                                          'artist'  '[unknown]'
                                     'text_people'  ''
                                         'release'  'Lunch For Yor Ears (Vol. 4)'
                                           'title'  "Psychological Trauma (rtt.) (Lib. la.60's-70's)"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '89.8'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'fraykersbreaks.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. 4)'
'TBPM' (BPM (beats per minute))                     '89.8'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         "Psychological Trauma (rtt.) (Lib. la.60's-70's)"
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               '[unknown]'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.49 dB'
'TXXX:replaygain_track_peak'                        '1.056991'

========================== row from database ==========================
                                              'id'  1528825
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/EASY Instr 70_s/• (Uncred. Artist) - (Lunch For Yor Ears 4) - Psychological Trauma (rtt.) (Lib. la.60_s-70_s).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  181
                                           'genre'  funk or soul
                                        'filesize'  7893966
                                           'mtime'  1628357842
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul EASY Instr 70_s • (Uncred. Artist) (Lunch la.60_s 70_s) funk soul
                                      'tag_artist'  [unknown]
                                     'tag_release'  Lunch For Yor Ears (Vol. 4)
                                       'tag_title'  Psychological Trauma (rtt.) (Lib. la.60's-70's)
                                             'bpm'  89.8
                                    'search_title'  '60':8 '70':10 'la':7 'la60s70s':12 'lib':5,6 'psychological':1 'rtt':3,4 's':9,11 'trauma':2
                                   'search_artist'  'unknown':1,2
                                  'search_release'  '4':7,8 'ears':4 'for':2 'lunch':1 'vol':5,6 'yor':3
                                     'search_rest'  '60':15 '70':6,19 'artist':10,11 'easy':4 'funk':2 'instr':5 'la':14 'la60':17 'lunch':12,13 's':7,16,18,20 'soul':3 'swing':1 'uncred':8,9
                                    'search_combo'  '4':21C,22C '60':8A,37 '70':10A,28,41 'artist':32,33 'ears':18C 'easy':26 'for':16C 'funk':24 'instr':27 'la':7A,36 'la60':39 'la60s70s':12A 'lib':5A,6A 'lunch':15C,34,35 'psychological':1A 'rtt':3A,4A 's':9A,11A,29,38,40,42 'soul':25 'swing':23 'trauma':2A 'uncred':30,31 'unknown':13B,14B 'vol':19C,20C 'yor':17C
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628357841.5981498  (2021-08-07 19:37:21)
                             'size'  7893966