Should the comma operator be removed in D2?

[Stewart Gordon]

Yigal Chripun wrote:
<snip>
> the only use case that will break is if the two increments are dependent 
> on the order (unless tuples are also evaluated from left to right):
> e.g.
> a + 5, b + a //
<snip>

If you're overloading the + operator to have an externally visible side 
effect, you're probably obfuscating your code whether you use the comma 
operator or not.

Moreover, how can you prove that nothing that uses the operator's return 
value can constitute a use case?

Stewart.