The northwest corner of Central and McDowell was slated for three 375' residential towers...same height as the Viad Tower.
I have no idea what the zoning could be about. Probably something that will help them flip it more if they're selling it like deletion of stipulations, like building within so many years or conformance to the site plan.
The development team seemed as real as ever, having sat through their presentation to the Willo neighborhood.
http://www.afigroup-global.com/afi_usa_arizona.htm says it's still current, but they say it's going to be the tallest? BS.