Templates array detection

[ixid]

On Wednesday, 12 December 2012 at 14:21:22 UTC, bearophile wrote:
> ixid:
>
>> It's a pity it doesn't see T[] as the best fit and go with it 
>> on that basis.
>
> It's not a pity, it's a good design. "Best fit" makes 
> language&compiler complex, less predictable for the programmer, 
> etc.
>
> Bye,
> bearophile

It seems very similar to a function overload to me. Why is 
picking T[] in preference to T different to picking uint over 
ulong for an overloaded function used on a uint?