RE: search files with conversion but fundamental mode, no handlers, no file-local vars

[Drew Adams]

> The ELisp manual already says something about it, in the node
> "Visiting Functions":
> 
>      In a Lisp program, if you want to look at the contents 
>   of a file but
>   not alter it, the fastest way is to use `insert-file-contents' in a
>   temporary buffer.  Visiting the file is not necessary and 
>   takes longer.  *Note Reading from Files::.

That is indeed helpful.  I'm sure I read it and read the cross-referenced node
as well, but I somehow did not see the light immediately.  Perhaps adding a
simple example would be helpful.