======================== unified (from filesystem) ========================
                                         'bitrate'  '96.0'
                                        'duration'  '243'
                                          'artist'  'Jere Sanford'
                                     'text_people'  ''
                                         'release'  'Shirley & Spinoza'
                                           'title'  "Jere Sanford's yodeling and whistling specialty"
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                     'discogstags'  "['folk, world, & country', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1910'
                                        'comments'  ''
                                           'genre'  'set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '124.621'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Shirley & Spinoza'
'TBPM' (BPM (beats per minute))                     '124.621'
'TCON' (Content type, a.k.a. Genre)                 ['set-pl-shirleyspinoza', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '1910'
'TIT2' (Title/songname/content description)         "Jere Sanford's yodeling and whistling specialty"
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Jere Sanford'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'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:discogstags'                                  ['folk, world, & country', 'pop']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.85 dB'
'TXXX:replaygain_track_peak'                        '0.414147'

========================== row from database ==========================
                                              'id'  949265
                                            'path'  /data/Music/Bulk/sns/Jere Sanfords - Yodeling and Whistling Specialty.mp3
                                         'working'  None
                                         'bitrate'  96
                                    'duration_sec'  243
                                           'genre'  set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  2921305
                                           'mtime'  1642095607
                                   'redo_metaread'  0
                                        'rest_str'   sns Sanfords Yodeling Whistling Specialty set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Jere Sanford
                                     'tag_release'  Shirley & Spinoza
                                       'tag_title'  Jere Sanford's yodeling and whistling specialty
                                             'bpm'  124.621
                                    'search_title'  'and':6 'jere':1 's':3 'sanford':2 'sanfords':4 'specialty':8 'whistling':7 'yodeling':5
                                   'search_artist'  'jere':1 'sanford':2
                                  'search_release'  'shirley':1 'spinoza':2
                                     'search_rest'  'mor':12 'pl':7 'sanfords':2 'set':6,9,11 'shirleyspinoza':8,10 'sns':1 'specialty':5 'whistling':4 'yodeling':3
                                    'search_combo'  'and':6A 'jere':1A,9B 'mor':24 'pl':19 's':3A 'sanford':2A,10B 'sanfords':4A,14 'set':18,21,23 'shirley':11C 'shirleyspinoza':20,22 'sns':13 'specialty':8A,17 'spinoza':12C 'whistling':7A,16 'yodeling':5A,15
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  []
                                        'tag_date'  1910
                                     'discogstags'  ['folk, world, & country', 'pop']

============================== file details ==============================
                                           'mtime'  1642095606.6637008  (2022-01-13 18:40:06)
                             'size'  2921305