DIP 1021--Argument Ownership and Function Calls--Final Review

[Mike Parker]

DIP 1021, "Argument Ownership and Function Calls", is now ready 
for Final Review. This is the last chance for community feedback 
before the DIP is handed off to Walter (the author in this case) 
and Átila for the Formal Assessment.

Anyone intending to post feedback in this thread is expected to 
be familiar with the reviewer guidelines:

https://github.com/dlang/DIPs/blob/master/docs/guidelines-reviewers.md

The current revision of the DIP for this review is located here:

https://github.com/dlang/DIPs/blob/1d78cdf1613911439848a49e9053a7bbf5a9de46/DIPs/DIP1021.md

In it you'll find a link to and summary of the previous review 
round. This round of review will continue until 11:59 pm ET on 
September 30 unless I call it off before then.

Thanks in advance for your participation.