Why the order of LINQ to objects methods counts

Question

I read this question\'s answers that explain the order of the LINQ to objects methods makes a difference. My question is why?

If I write a LINQ to SQL query, it doesn\'t

Answer 1

Linq to Objects does not reorder to avoid a would-be run-time step to do something that should be optimized at coding time. The resharpers of the world may at some point introduce code analysis tools to smoke out optimization opportunities like this, but it is definitely not a job for the runtime.