======================== unified (from filesystem) ========================
                                         'bitrate'  '48.0'
                                        'duration'  '27'
                                          'artist'  '[unknown]'
                                     'text_people'  ''
                                         'release'  'old acetates'
                                           'title'  "Sid's Sore (Home Cut Record)"
                                           'quals'  ("['Q-HAP-2', 'Q-OLDST-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'nonmusic-speech'
                                             'bpm'  '97.600'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'old acetates'
'TBPM' (BPM (beats per minute))                     '97.600'
'TCON' (Content type, a.k.a. Genre)                 'nonmusic-speech'
'TIT2' (Title/songname/content description)         "Sid's Sore (Home Cut Record)"
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               '[unknown]'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TSSE' (Software/Hardware and settings used for encoding)  'MPecker MPEG Audio Encoder for Macintosh/MacOS 1.0.0 (Beta 21)'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+4.74 dB'
'TXXX:replaygain_track_peak'                        '0.564223'

========================== row from database ==========================
                                              'id'  726361
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Old acetates [96k-128k]/soresid.mp3
                                         'working'  None
                                         'bitrate'  48
                                    'duration_sec'  27
                                           'genre'  nonmusic-speech
                                        'filesize'  168539
                                           'mtime'  1637329943
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Old [96k 128k] soresid nonmusic speech
                                      'tag_artist'  [unknown]
                                     'tag_release'  old acetates
                                       'tag_title'  Sid's Sore (Home Cut Record)
                                             'bpm'  97.6
                                    'search_title'  'cut':7 'home':5,6 'record':8,9 's':2 'sid':1 'sids':3 'sore':4
                                   'search_artist'  'unknown':1,2
                                  'search_release'  'acetates':2 'old':1
                                     'search_rest'  '128k':8,9 '96k':6,7 'country':4 'exotica':2 'jazz':1 'nonmusic':11 'old':5 'oldies':3 'soresid':10 'speech':12
                                    'search_combo'  '128k':21,22 '96k':19,20 'acetates':13C 'country':17 'cut':7A 'exotica':15 'home':5A,6A 'jazz':14 'nonmusic':24 'old':12C,18 'oldies':16 'record':8A,9A 's':2A 'sid':1A 'sids':3A 'sore':4A 'soresid':23 'speech':25 'unknown':10B,11B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-2', 'q-syn-1', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['mysterious', 'unknown', 'all', 'mistagged artist', 'rock']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637329943.0295796  (2021-11-19 14:52:23)
                             'size'  168539