======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '143'
                                          'artist'  'Harry Johnson'
                                     'text_people'  ''
                                         'release'  'Shirley & Spinoza'
                                           'title'  "It's Nothing to Me"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-3', 'Q-OLDST-2', "
 "'Q-HHRNBTT-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['country', 'reggae']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'rock-unsorted;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '145.790'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Shirley & Spinoza'
'TBPM' (BPM (beats per minute))                     '145.790'
'TCON' (Content type, a.k.a. Genre)                 ['rock-unsorted', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         "It's Nothing to Me"
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Harry Johnson'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '5'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:WM/ALBUMARTIST'                               'Various Artists'
'TXXX:WM/ENCODINGTIME'                              '1738993408'
'TXXX:WM/MEDIAPRIMARYCLASSID'                       '{D1607DBC-E323-4BE2-86A1-48A42A28441E}'
'TXXX:WM/PROVIDER'                                  'AMG'
'TXXX:WM/PROVIDERRATING'                            '6'
'TXXX:WM/PROVIDERSTYLE'                             'Rock'
'TXXX:WM/PUBLISHER'                                 'Crypt'
'TXXX:lastfmtags'                                   ['country', 'reggae']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.24 dB'
'TXXX:replaygain_track_peak'                        '0.529501'

========================== row from database ==========================
                                              'id'  948988
                                            'path'  /data/Music/Bulk/sns/Harry Johnson - Its Nothing to Me.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  143
                                           'genre'  rock-unsorted;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  3454976
                                           'mtime'  1621630395
                                   'redo_metaread'  0
                                        'rest_str'   sns Its rock unsorted;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Harry Johnson
                                     'tag_release'  Shirley & Spinoza
                                       'tag_title'  It's Nothing to Me
                                             'bpm'  145.79
                                    'search_title'  'it':1 'its':3 'me':6 'nothing':4 's':2 'to':5
                                   'search_artist'  'harry':1 'johnson':2
                                  'search_release'  'shirley':1 'spinoza':2
                                     'search_rest'  'its':2 'mor':13 'pl':8 'rock':3 'set':5,7,10,12 'shirleyspinoza':9,11 'sns':1 'unsorted':4,6
                                    'search_combo'  'harry':7B 'it':1A 'its':3A,12 'johnson':8B 'me':6A 'mor':23 'nothing':4A 'pl':18 'rock':13 's':2A 'set':15,17,20,22 'shirley':9C 'shirleyspinoza':19,21 'sns':11 'spinoza':10C 'to':5A 'unsorted':14,16
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['country', 'reggae']
                                        'tag_date'  1999
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621630395.2009313  (2021-05-21 22:53:15)
                             'size'  3454976