Ada Lovelace’s program and fuel cell: what they have in common

1. Step 1. Ada Lovelace’s program — is a kind of — Algorithm. An algorithm.
2. Step 2. Algorithm — is used in — Artificial neural network. Training is the backpropagation algorithm.
3. Step 3. Artificial neural network — is used in — Brain–computer interface. Decoding.
4. Step 4. Brain–computer interface — is made of — Platinum. The electrodes are platinum or iridium.
5. Step 5. Platinum — is material for — Fuel cell. A platinum catalyst.

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