Thank you! Nice you highlighted comparison of little nasties like lowercase "l" (ell) nearly indistiguishable from a "1" (one) (like "Envy Code R") (horribly b

Thank you! Nice you highlighted comparison of little nasties like lowercase "l" (ell) nearly indistiguishable from a "1" (one) (like "Envy Code R") (horribly burnt by that in a Fortran program long ago with "k = l" instead of desired "k = 1" (i didn't write that, just spend days of debugging it))