======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '244'
                                          'artist'  'The Upstroke'
                                     'text_people'  ''
                                         'release'  "Porno Groove: The Sound of 70's Adult Films"
                                           'title'  'Special Delivery (from Lonely Mrs. Johnson)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-3', "
 "'Q-OLDST-2', 'Q-SYN-1', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-3', "
 "'Q-CHART-1', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['check artist names', 'porn groove', 'funk']"
                                     'discogstags'  "['soundtrack', 'funk / soul', 'stage & screen']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '11'
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '89.4'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     "Porno Groove: The Sound of 70's Adult Films"
'TBPM' (BPM (beats per minute))                     '89.4'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         'Special Delivery (from Lonely Mrs. Johnson)'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Upstroke'
'TRCK' (Track number/Position in set)               '5/11'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '1'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['soundtrack', 'funk / soul', 'stage & screen']
'TXXX:lastfmtags'                                   ['check artist names', 'porn groove', 'funk']
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.13 dB'
'TXXX:replaygain_track_peak'                        '0.840024'

========================== row from database ==========================
                                              'id'  1533521
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Porno Groove_ The Sound of 70_s Adult Fi/05 Special Delivery (from Lonely Mrs.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  244
                                           'genre'  funk or soul
                                        'filesize'  9928361
                                           'mtime'  1628357775
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy Groove_ 70_s 05 funk soul
                                      'tag_artist'  The Upstroke
                                     'tag_release'  Porno Groove: The Sound of 70's Adult Films
                                       'tag_title'  Special Delivery (from Lonely Mrs. Johnson)
                                             'bpm'  89.4
                                    'search_title'  'delivery':2 'from':3,4 'johnson':8,9 'lonely':5 'mrs':6,7 'special':1
                                   'search_artist'  'the':1 'upstroke':2
                                  'search_release'  '70':7 '70s':9 'adult':10 'films':11 'groove':2,3 'of':6 'porno':1 's':8 'sound':5 'the':4
                                     'search_rest'  '70':3 'classicprogpsy':1 'funk':5 'groove':2 's':4 'soul':6
                                    'search_combo'  '70':18C,25 '70s':20C 'adult':21C 'classicprogpsy':23 'delivery':2A 'films':22C 'from':3A,4A 'funk':27 'groove':13C,14C,24 'johnson':8A,9A 'lonely':5A 'mrs':6A,7A 'of':17C 'porno':12C 's':19C,26 'soul':28 'sound':16C 'special':1A 'the':10B,15C 'upstroke':11B
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-2', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-3', 'Q-CHART-1', 'q-drums-3', 'Q-SYN-1', 'q-other-4', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-3']
                                      'lastfmtags'  ['check artist names', 'porn groove', 'funk']
                                        'tag_date'  1975
                                     'discogstags'  ['soundtrack', 'funk / soul', 'stage & screen']

============================== file details ==============================
                                           'mtime'  1628357775.4156315  (2021-08-07 19:36:15)
                             'size'  9928361