[lizmat]

FWIW, with a little syntactic trick, you can actually have sigillless variables in Perl 6:

    my \foo = $ = 42;  # bind sigilless name to a container with 42
    say foo;    # 42
    foo = 666;
    say foo;    # 666

See https://opensource.com/article/18/9/using-sigils-perl-6 for more information. </plug>