Far less worrisome if you substitute the symbols. The string "ABAB" is not [a] palindrome but "ABBA" is.
Funfact you also didn't know: "ACAB" is also not a palindrome, but "ACABBACA" is. It also has double the effectiveness.
That depends strongly on your definition of what "reverse" means (whether "left" become "right" or "tfel").
Far less worrisome if you substitute the symbols.
Funfact you sure didnt know:
ABBA is also a Band!
Funfact you also didn't know:
"ACAB" is also not a palindrome, but "ACABBACA" is. It also has double the effectiveness.
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