And that, really, is all we're after. Not only have they not done so, they haven't even given us a reason for not doing so. And while they're doing it with other features there's no feature they're doing it to more than SGRAs. There's more than a year of frustration in this thread; considering that I think we're all still remarkably civil.
They could always come out and say "Sorry. Change of plans. We're not adding it now, because things have changed and it's just not feasable and/or worth the investment"
Of course, if they were honest like that, all they'd get is a thread full of complaints.