Steem engine train

Could you clarify what you’re referring to with “Steem engine”? It could mean a few different things:
1. Steem Engine (blockchain-related) – A smart contract platform built on top of the Steem blockchain, often used for creating and managing custom tokens.
2. Steam Engine (mechanical) – A heat engine that performs mechanical work using steam as its working fluid, famously associated with the Industrial Revolution.
3. Something else? – Maybe a typo or a specific name/product you’re referring to?