Should I always wrap an InputStream as BufferedInputStream?

Question

Does it make sense to always wrap an InputStream as BufferedInputStream, when I know whether the given InputStream is something other than buffered? For e.g:

Answer 1

I would not do that, I would leave it at the highest abstraction level possible. If you are not going to use the mark and reset capabilities of a BufferedStream, why bother wrapping it?

If a consumer needs it, it is better to wrap it there.