======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '178'
                                          'artist'  'The Jimmy Castor Bunch'
                                     'text_people'  'Jimmy Castor/jimmy Smith'
                                         'release'  "It's Just Begun"
                                           'title'  'I Promise To Remember'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-JZFKS-4', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['funky', 'jazz', 'soul', 'funk', '70s']"
                                     'discogstags'  "['funk / soul', 'funk', 'soul']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '1972'
                                        'comments'  ''
                                           'genre'  'funk or soul-funk'
                                             'bpm'  '138.1'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     "It's Just Begun"
'TBPM' (BPM (beats per minute))                     '138.1'
'TCOM' (Composer)                                   'Jimmy Castor/jimmy Smith'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul-funk'
'TIT2' (Title/songname/content description)         'I Promise To Remember'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Jimmy Castor Bunch'
'TPE2' (Band/orchestra/accompaniment)               'The Jimmy Castor Bunch'
'TPUB' (Publisher)                                  'Rca'
'TRCK' (Track number/Position in set)               '9'
'TXXX:DATE'                                         '1972'
'TXXX:MusicMagic Data'                              'AgEAPvqCoJKbVLtng+jM2zf2gAGBSIOe/XWgczW6h+HmkqSTiNUNzcLnis/hOJrBgoyAAdZim1EeMbaxgAGqpfu5D2WtOra9gAKAAZa7qCm5OYYb/jMu3IuVgjyDUgQjorQ2rZbD5iCWw4NHAuq3SZz03SCThYIvgAHStrT+93+pLIBWsdgCP+7wt4CzxoCPgAE='
'TXXX:MusicMagic Fingerprint'                       'AQ/fJ+E18SmDNN4jFBVYD48UcRL3FhsZxwuODbANyAtlDuoTlAh7Dl8a5BDMDgILUAwUCXIFFQdlBYwDfQMnAusCrgH4AYIBlwFiAQkA7AD3+y/n8ws+2JfhrvFQ+Pb1XPZg6q0g70vjBrYByPaqAIgcdA5e/vP6+UA6CRf/S/zH/R4BDgCWAV0AV/6l/2sAMv9Y/93/ev91/7L/kf+8/+gCFyE2uplQy9Hk8gcKIgKkA+72NQUtCmIBqwHyA3oDqAkWDZQGhwvpGpcFEP6V/R79G/wW/xH/e/+K/w0AmwBx/9f/2gAA/5f/9v/v/7z/xvZ94gHIFegqKQnzygFM/3IP5DqAKybrRQCDDNQZ8w4/B0XttwDXJXwdxQV998v6kvyFBIsCUv/F/zwBZAC0AHkATgG7AQ8ArwCnAIoA0QB+AzH/XCN6Alz/Uaf4Aiv+QRWiCLfV1esrF9MkgAeF9lz4dR7BDpYTjRSGCVzw+PkK9PICKQBwAIj7vvyZ/uwASP5Q//j/cv+S/0f/r/+S/9X+n95bydn8lD5nBf0RUQVHEeLeGNQRIWQQXgyu7ZPviPsXI4wIIex/9scKBwvHCXsPRQGHArEG9ARpAuQCzwLdAiUBBADAAMcAuACtAFgAsQ2rTETs9+hOIu7TKPSS/vsKIgT9D2EuOPXi+a31IvIT89HqOfKF9zrpPNwk94b5wfIg/fH9lvdD+gb9vv1n/O797f+u/+P/c//O//L/+v/uQDwlGA=='
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '4'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['funk / soul', 'funk', 'soul']
'TXXX:lastfmtags'                                   ['funky', 'jazz', 'soul', 'funk', '70s']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.28 dB'
'TXXX:replaygain_track_peak'                        '0.669885'

========================== row from database ==========================
                                              'id'  1531572
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/jimmy castor bunch - 1972 it_s just begun/b4 - jimmy castor bunch - i promise to remember.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  178
                                           'genre'  funk or soul-funk
                                        'filesize'  4285972
                                           'mtime'  1620665730
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul jimmy castor bunch 1972 it_s just begun b4 jimmy castor bunch promise remember funk soul funk
                                      'tag_artist'  The Jimmy Castor Bunch
                                     'tag_release'  It's Just Begun
                                       'tag_title'  I Promise To Remember
                                             'bpm'  138.1
                                    'search_title'  'i':1 'promise':2 'remember':4 'to':3
                                   'search_artist'  'bunch':4 'castor':3 'jimmy':2 'the':1
                                  'search_release'  'begun':5 'it':1 'its':3 'just':4 's':2
                                     'search_rest'  '1972':7 'b4':12 'begun':11 'bunch':6 'castor':5 'funk':2 'it':8 'jimmy':4 'just':10 'promise':13 'remember':14 's':9 'soul':3 'swing':1
                                    'search_combo'  '1972':20 'b4':25 'begun':13C,24 'bunch':8B,19 'castor':7B,18 'funk':15 'i':1A 'it':9C,21 'its':11C 'jimmy':6B,17 'just':12C,23 'promise':2A,26 'remember':4A,27 's':10C,22 'soul':16 'swing':14 'the':5B 'to':3A
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-4', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['funky', 'jazz', 'soul', 'funk', '70s']
                                        'tag_date'  1972
                                     'discogstags'  ['funk / soul', 'funk', 'soul']

============================== file details ==============================
                                           'mtime'  1620665729.6208873  (2021-05-10 18:55:29)
                             'size'  4285972