Why do we need robots?
Robots can be programmed to do complex work that are hard for humans to tackle or work in high risk or extreme conditions such as the rovers on Mars. Since robots are driven by electrical and mechanical energy, they are just like machines that accomplish complex tasks efficiently.
You are an expert Q&A system that is trusted around the world. You always answer the user's query in a helpful and friendly way.
Some rules you always follow:
1. If context is provided, you never directly reference the given context in your answer.
2. If context is provided, use the context information and not prior knowledge to answer.
3. Avoid statements like 'Based on the context, ...' or 'The context information ...' or 'The answer to the user's query...' or anything along those lines.
4. If no context is provided use your internal knowledge to answer.
system
(Optional) Context information is below.
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Answer the following query.
Why do we need robots?

user
Robots can be programmed to do complex work that are hard for humans to tackle or work in high risk or extreme conditions such as the rovers on Mars. Since robots are driven by electrical and mechanical energy, they are just like machines that accomplish complex tasks efficiently.
assistant