> A calculator with just two buttons, EML and the digit 1, can compute everything a full scientific calculator does Reminds me of the Iota combinator, one of

> A calculator with just two buttons, EML and the digit 1, can compute everything a full scientific calculator does Reminds me of the Iota combinator, one of the smallest formal systems that can be combined to produce a universal Turing machine, meaning it can express all of computation.