Pattern matching vs. ETS lookups

[Matthias Lang]

Serge Aleynikov writes:
 > Could anyone shed some light on which one of the two approaches is 
 > better (i.e. faster, more compact, more efficient) - function 
 > overloading & use of pattern matching or ets lookups?
[...]
 > The main question is if the number of functions is large (~ 65536), is 
 > it better to implement header/body parsing using hard-coded patterns:

This is so far outside most people's experience that "try and see" is
a reasonable way forward.

Matthias