======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '259'
                                          'artist'  'The Talbot Brothers'
                                     'text_people'  ''
                                         'release'  'Shirley & Spinoza'
                                           'title'  'Waiting For Mary Jane'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['country', 'jesus movement', 'songs that make me cream my panties', 'folk', "
 "'country rock']")
                                     'discogstags'  "['calypso']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '30'
                                      'tracktotal'  '30'
                                            'date'  '1960'
                                        'comments'  ''
                                           'genre'  'set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '86.401'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Shirley & Spinoza'
'TBPM' (BPM (beats per minute))                     '86.401'
'TCON' (Content type, a.k.a. Genre)                 ['set-pl-shirleyspinoza', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '1960'
'TIT2' (Title/songname/content description)         'Waiting For Mary Jane'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Talbot Brothers'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '30/30'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'calypso'
'TXXX:lastfmtags'                                   ['country',
 'jesus movement',
 'songs that make me cream my panties',
 'folk',
 'country rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'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'                        '+1.71 dB'
'TXXX:replaygain_track_peak'                        '0.670239'

========================== row from database ==========================
                                              'id'  949261
                                            'path'  /data/Music/Bulk/sns/The Talbot Brothers - Waiting For Mary Jane.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  259
                                           'genre'  set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  6236130
                                           'mtime'  1642095608
                                   'redo_metaread'  0
                                        'rest_str'   sns set pl shirleyspinoza;set pl mor
                                      'tag_artist'  The Talbot Brothers
                                     'tag_release'  Shirley & Spinoza
                                       'tag_title'  Waiting For Mary Jane
                                             'bpm'  86.401
                                    'search_title'  'for':2 'jane':4 'mary':3 'waiting':1
                                   'search_artist'  'brothers':3 'talbot':2 'the':1
                                  'search_release'  'shirley':1 'spinoza':2
                                     'search_rest'  'mor':8 'pl':3 'set':2,5,7 'shirleyspinoza':4,6 'sns':1
                                    'search_combo'  'brothers':7B 'for':2A 'jane':4A 'mary':3A 'mor':17 'pl':12 'set':11,14,16 'shirley':8C 'shirleyspinoza':13,15 'sns':10 'spinoza':9C 'talbot':6B 'the':5B 'waiting':1A
                                    'tag_tracknum'  30
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-1', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  ['country', 'jesus movement', 'songs that make me cream my panties', 'folk', 'country rock']
                                        'tag_date'  1960
                                     'discogstags'  ['calypso']

============================== file details ==============================
                                           'mtime'  1642095607.6741803  (2022-01-13 18:40:07)
                             'size'  6236130